blob: 6eacc761d55e9349daa812701b0e45c4cd2e55e8 [file] [log] [blame]
// RUN: %clang_cc1 -fsyntax-only -verify -Wthread-safety %s
//-----------------------------------------//
// Helper fields
//-----------------------------------------//
class __attribute__((lockable)) Mu {
public:
void Lock();
};
class UnlockableMu{
};
class MuWrapper {
public:
Mu mu;
Mu getMu() {
return mu;
}
Mu * getMuPointer() {
return μ
}
};
class MuDoubleWrapper {
public:
MuWrapper* muWrapper;
MuWrapper* getWrapper() {
return muWrapper;
}
};
Mu mu1;
UnlockableMu umu;
Mu mu2;
MuWrapper muWrapper;
MuDoubleWrapper muDoubleWrapper;
Mu* muPointer;
Mu ** muDoublePointer = & muPointer;
Mu& muRef = mu1;
//---------------------------------------//
// Scoping tests
//--------------------------------------//
class Foo {
Mu foomu;
void needLock() __attribute__((exclusive_lock_function(foomu)));
};
class Foo2 {
void needLock() __attribute__((exclusive_lock_function(foomu)));
Mu foomu;
};
class Bar {
Mu barmu;
Mu barmu2 __attribute__((acquired_after(barmu)));
};
//-----------------------------------------//
// No Thread Safety Analysis (noanal) //
//-----------------------------------------//
// FIXME: Right now we cannot parse attributes put on function definitions
// We would like to patch this at some point.
#if !__has_attribute(no_thread_safety_analysis)
#error "Should support no_thread_safety_analysis attribute"
#endif
void noanal_fun() __attribute__((no_thread_safety_analysis));
void noanal_fun_args() __attribute__((no_thread_safety_analysis(1))); // \
// expected-error {{attribute takes no arguments}}
int noanal_testfn(int y) __attribute__((no_thread_safety_analysis));
int noanal_testfn(int y) {
int x __attribute__((no_thread_safety_analysis)) = y; // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
return x;
};
int noanal_test_var __attribute__((no_thread_safety_analysis)); // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
class NoanalFoo {
private:
int test_field __attribute__((no_thread_safety_analysis)); // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
void test_method() __attribute__((no_thread_safety_analysis));
};
class __attribute__((no_thread_safety_analysis)) NoanalTestClass { // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
};
void noanal_fun_params(int lvar __attribute__((no_thread_safety_analysis))); // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
//-----------------------------------------//
// Guarded Var Attribute (gv)
//-----------------------------------------//
#if !__has_attribute(guarded_var)
#error "Should support guarded_var attribute"
#endif
int gv_var_noargs __attribute__((guarded_var));
int gv_var_args __attribute__((guarded_var(1))); // \
// expected-error {{attribute takes no arguments}}
class GVFoo {
private:
int gv_field_noargs __attribute__((guarded_var));
int gv_field_args __attribute__((guarded_var(1))); // \
// expected-error {{attribute takes no arguments}}
};
class __attribute__((guarded_var)) GV { // \
// expected-warning {{'guarded_var' attribute only applies to fields and global variables}}
};
void gv_function() __attribute__((guarded_var)); // \
// expected-warning {{'guarded_var' attribute only applies to fields and global variables}}
void gv_function_params(int gv_lvar __attribute__((guarded_var))); // \
// expected-warning {{'guarded_var' attribute only applies to fields and global variables}}
int gv_testfn(int y){
int x __attribute__((guarded_var)) = y; // \
// expected-warning {{'guarded_var' attribute only applies to fields and global variables}}
return x;
}
//-----------------------------------------//
// Pt Guarded Var Attribute (pgv)
//-----------------------------------------//
//FIXME: add support for boost::scoped_ptr<int> fancyptr and references
#if !__has_attribute(pt_guarded_var)
#error "Should support pt_guarded_var attribute"
#endif
int *pgv_pt_var_noargs __attribute__((pt_guarded_var));
int pgv_var_noargs __attribute__((pt_guarded_var)); // \
// expected-warning {{'pt_guarded_var' only applies to pointer types; type here is 'int'}}
class PGVFoo {
private:
int *pt_field_noargs __attribute__((pt_guarded_var));
int field_noargs __attribute__((pt_guarded_var)); // \
// expected-warning {{'pt_guarded_var' only applies to pointer types; type here is 'int'}}
int *gv_field_args __attribute__((pt_guarded_var(1))); // \
// expected-error {{attribute takes no arguments}}
};
class __attribute__((pt_guarded_var)) PGV { // \
// expected-warning {{'pt_guarded_var' attribute only applies to fields and global variables}}
};
int *pgv_var_args __attribute__((pt_guarded_var(1))); // \
// expected-error {{attribute takes no arguments}}
void pgv_function() __attribute__((pt_guarded_var)); // \
// expected-warning {{'pt_guarded_var' attribute only applies to fields and global variables}}
void pgv_function_params(int *gv_lvar __attribute__((pt_guarded_var))); // \
// expected-warning {{'pt_guarded_var' attribute only applies to fields and global variables}}
void pgv_testfn(int y){
int *x __attribute__((pt_guarded_var)) = new int(0); // \
// expected-warning {{'pt_guarded_var' attribute only applies to fields and global variables}}
delete x;
}
//-----------------------------------------//
// Lockable Attribute (l)
//-----------------------------------------//
//FIXME: In future we may want to add support for structs, ObjC classes, etc.
#if !__has_attribute(lockable)
#error "Should support lockable attribute"
#endif
class __attribute__((lockable)) LTestClass {
};
class __attribute__((lockable (1))) LTestClass_args { // \
// expected-error {{attribute takes no arguments}}
};
void l_test_function() __attribute__((lockable)); // \
// expected-warning {{'lockable' attribute only applies to classes}}
int l_testfn(int y) {
int x __attribute__((lockable)) = y; // \
// expected-warning {{'lockable' attribute only applies to classes}}
return x;
}
int l_test_var __attribute__((lockable)); // \
// expected-warning {{'lockable' attribute only applies to classes}}
class LFoo {
private:
int test_field __attribute__((lockable)); // \
// expected-warning {{'lockable' attribute only applies to classes}}
void test_method() __attribute__((lockable)); // \
// expected-warning {{'lockable' attribute only applies to classes}}
};
void l_function_params(int lvar __attribute__((lockable))); // \
// expected-warning {{'lockable' attribute only applies to classes}}
//-----------------------------------------//
// Scoped Lockable Attribute (sl)
//-----------------------------------------//
#if !__has_attribute(scoped_lockable)
#error "Should support scoped_lockable attribute"
#endif
class __attribute__((scoped_lockable)) SLTestClass {
};
class __attribute__((scoped_lockable (1))) SLTestClass_args { // \
// expected-error {{attribute takes no arguments}}
};
void sl_test_function() __attribute__((scoped_lockable)); // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
int sl_testfn(int y) {
int x __attribute__((scoped_lockable)) = y; // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
return x;
}
int sl_test_var __attribute__((scoped_lockable)); // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
class SLFoo {
private:
int test_field __attribute__((scoped_lockable)); // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
void test_method() __attribute__((scoped_lockable)); // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
};
void sl_function_params(int lvar __attribute__((scoped_lockable))); // \
// expected-warning {{'scoped_lockable' attribute only applies to classes}}
//-----------------------------------------//
// Guarded By Attribute (gb)
//-----------------------------------------//
// FIXME: Eventually, would we like this attribute to take more than 1 arg?
#if !__has_attribute(guarded_by)
#error "Should support guarded_by attribute"
#endif
//1. Check applied to the right types & argument number
int gb_var_arg __attribute__((guarded_by(mu1)));
int gb_var_args __attribute__((guarded_by(mu1, mu2))); // \
// expected-error {{attribute takes one argument}}
int gb_var_noargs __attribute__((guarded_by)); // \
// expected-error {{attribute takes one argument}}
class GBFoo {
private:
int gb_field_noargs __attribute__((guarded_by)); // \
// expected-error {{attribute takes one argument}}
int gb_field_args __attribute__((guarded_by(mu1)));
};
class __attribute__((guarded_by(mu1))) GB { // \
// expected-warning {{'guarded_by' attribute only applies to fields and global variables}}
};
void gb_function() __attribute__((guarded_by(mu1))); // \
// expected-warning {{'guarded_by' attribute only applies to fields and global variables}}
void gb_function_params(int gv_lvar __attribute__((guarded_by(mu1)))); // \
// expected-warning {{'guarded_by' attribute only applies to fields and global variables}}
int gb_testfn(int y){
int x __attribute__((guarded_by(mu1))) = y; // \
// expected-warning {{'guarded_by' attribute only applies to fields and global variables}}
return x;
}
//2. Check argument parsing.
// legal attribute arguments
int gb_var_arg_1 __attribute__((guarded_by(muWrapper.mu)));
int gb_var_arg_2 __attribute__((guarded_by(muDoubleWrapper.muWrapper->mu)));
int gb_var_arg_3 __attribute__((guarded_by(muWrapper.getMu())));
int gb_var_arg_4 __attribute__((guarded_by(*muWrapper.getMuPointer())));
int gb_var_arg_5 __attribute__((guarded_by(&mu1)));
int gb_var_arg_6 __attribute__((guarded_by(muRef)));
int gb_var_arg_7 __attribute__((guarded_by(muDoubleWrapper.getWrapper()->getMu())));
int gb_var_arg_8 __attribute__((guarded_by(muPointer)));
// illegal attribute arguments
int gb_var_arg_bad_1 __attribute__((guarded_by(1))); // \
// expected-error {{'guarded_by' attribute requires arguments that are class type or point to class type}}
int gb_var_arg_bad_2 __attribute__((guarded_by("mu"))); // \
// expected-error {{'guarded_by' attribute requires arguments that are class type or point to class type}}
int gb_var_arg_bad_3 __attribute__((guarded_by(muDoublePointer))); // \
// expected-error {{'guarded_by' attribute requires arguments that are class type or point to class type}}
int gb_var_arg_bad_4 __attribute__((guarded_by(umu))); // \
// expected-error {{'guarded_by' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//3.
// Thread Safety analysis tests
//-----------------------------------------//
// Pt Guarded By Attribute (pgb)
//-----------------------------------------//
#if !__has_attribute(pt_guarded_by)
#error "Should support pt_guarded_by attribute"
#endif
//1. Check applied to the right types & argument number
int *pgb_var_noargs __attribute__((pt_guarded_by)); // \
// expected-error {{attribute takes one argument}}
int *pgb_ptr_var_arg __attribute__((pt_guarded_by(mu1)));
int *pgb_ptr_var_args __attribute__((guarded_by(mu1, mu2))); // \
// expected-error {{attribute takes one argument}}
int pgb_var_args __attribute__((pt_guarded_by(mu1))); // \
// expected-warning {{'pt_guarded_by' only applies to pointer types; type here is 'int'}}
class PGBFoo {
private:
int *pgb_field_noargs __attribute__((pt_guarded_by)); // \
// expected-error {{attribute takes one argument}}
int *pgb_field_args __attribute__((pt_guarded_by(mu1)));
};
class __attribute__((pt_guarded_by(mu1))) PGB { // \
// expected-warning {{'pt_guarded_by' attribute only applies to fields and global variables}}
};
void pgb_function() __attribute__((pt_guarded_by(mu1))); // \
// expected-warning {{'pt_guarded_by' attribute only applies to fields and global variables}}
void pgb_function_params(int gv_lvar __attribute__((pt_guarded_by(mu1)))); // \
// expected-warning {{'pt_guarded_by' attribute only applies to fields and global variables}}
void pgb_testfn(int y){
int *x __attribute__((pt_guarded_by(mu1))) = new int(0); // \
// expected-warning {{'pt_guarded_by' attribute only applies to fields and global variables}}
delete x;
}
//2. Check argument parsing.
// legal attribute arguments
int * pgb_var_arg_1 __attribute__((pt_guarded_by(muWrapper.mu)));
int * pgb_var_arg_2 __attribute__((pt_guarded_by(muDoubleWrapper.muWrapper->mu)));
int * pgb_var_arg_3 __attribute__((pt_guarded_by(muWrapper.getMu())));
int * pgb_var_arg_4 __attribute__((pt_guarded_by(*muWrapper.getMuPointer())));
int * pgb_var_arg_5 __attribute__((pt_guarded_by(&mu1)));
int * pgb_var_arg_6 __attribute__((pt_guarded_by(muRef)));
int * pgb_var_arg_7 __attribute__((pt_guarded_by(muDoubleWrapper.getWrapper()->getMu())));
int * pgb_var_arg_8 __attribute__((pt_guarded_by(muPointer)));
// illegal attribute arguments
int * pgb_var_arg_bad_1 __attribute__((pt_guarded_by(1))); // \
// expected-error {{'pt_guarded_by' attribute requires arguments that are class type or point to class type}}
int * pgb_var_arg_bad_2 __attribute__((pt_guarded_by("mu"))); // \
// expected-error {{'pt_guarded_by' attribute requires arguments that are class type or point to class type}}
int * pgb_var_arg_bad_3 __attribute__((pt_guarded_by(muDoublePointer))); // \
// expected-error {{'pt_guarded_by' attribute requires arguments that are class type or point to class type}}
int * pgb_var_arg_bad_4 __attribute__((pt_guarded_by(umu))); // \
// expected-error {{'pt_guarded_by' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Acquired After (aa)
//-----------------------------------------//
// FIXME: Would we like this attribute to take more than 1 arg?
#if !__has_attribute(acquired_after)
#error "Should support acquired_after attribute"
#endif
Mu mu_aa __attribute__((acquired_after(mu1)));
Mu aa_var_noargs __attribute__((acquired_after)); // \
// expected-error {{attribute takes at least 1 argument}}
class AAFoo {
private:
Mu aa_field_noargs __attribute__((acquired_after)); // \
// expected-error {{attribute takes at least 1 argument}}
Mu aa_field_args __attribute__((acquired_after(mu1)));
};
class __attribute__((acquired_after(mu1))) AA { // \
// expected-warning {{'acquired_after' attribute only applies to fields and global variables}}
};
void aa_function() __attribute__((acquired_after(mu1))); // \
// expected-warning {{'acquired_after' attribute only applies to fields and global variables}}
void aa_function_params(int gv_lvar __attribute__((acquired_after(mu1)))); // \
// expected-warning {{'acquired_after' attribute only applies to fields and global variables}}
void aa_testfn(int y){
Mu x __attribute__((acquired_after(mu1))) = Mu(); // \
// expected-warning {{'acquired_after' attribute only applies to fields and global variables}}
}
//Check argument parsing.
// legal attribute arguments
Mu aa_var_arg_1 __attribute__((acquired_after(muWrapper.mu)));
Mu aa_var_arg_2 __attribute__((acquired_after(muDoubleWrapper.muWrapper->mu)));
Mu aa_var_arg_3 __attribute__((acquired_after(muWrapper.getMu())));
Mu aa_var_arg_4 __attribute__((acquired_after(*muWrapper.getMuPointer())));
Mu aa_var_arg_5 __attribute__((acquired_after(&mu1)));
Mu aa_var_arg_6 __attribute__((acquired_after(muRef)));
Mu aa_var_arg_7 __attribute__((acquired_after(muDoubleWrapper.getWrapper()->getMu())));
Mu aa_var_arg_8 __attribute__((acquired_after(muPointer)));
// illegal attribute arguments
Mu aa_var_arg_bad_1 __attribute__((acquired_after(1))); // \
// expected-error {{'acquired_after' attribute requires arguments that are class type or point to class type}}
Mu aa_var_arg_bad_2 __attribute__((acquired_after("mu"))); // \
// expected-error {{'acquired_after' attribute requires arguments that are class type or point to class type}}
Mu aa_var_arg_bad_3 __attribute__((acquired_after(muDoublePointer))); // \
// expected-error {{'acquired_after' attribute requires arguments that are class type or point to class type}}
Mu aa_var_arg_bad_4 __attribute__((acquired_after(umu))); // \
// expected-error {{'acquired_after' attribute requires arguments whose type is annotated with 'lockable' attribute}}
UnlockableMu aa_var_arg_bad_5 __attribute__((acquired_after(mu_aa))); // \
// expected-error {{'acquired_after' attribute can only be applied in a context annotated with 'lockable' attribute}}
//-----------------------------------------//
// Acquired Before (ab)
//-----------------------------------------//
#if !__has_attribute(acquired_before)
#error "Should support acquired_before attribute"
#endif
Mu mu_ab __attribute__((acquired_before(mu1)));
Mu ab_var_noargs __attribute__((acquired_before)); // \
// expected-error {{attribute takes at least 1 argument}}
class ABFoo {
private:
Mu ab_field_noargs __attribute__((acquired_before)); // \
// expected-error {{attribute takes at least 1 argument}}
Mu ab_field_args __attribute__((acquired_before(mu1)));
};
class __attribute__((acquired_before(mu1))) AB { // \
// expected-warning {{'acquired_before' attribute only applies to fields and global variables}}
};
void ab_function() __attribute__((acquired_before(mu1))); // \
// expected-warning {{'acquired_before' attribute only applies to fields and global variables}}
void ab_function_params(int gv_lvar __attribute__((acquired_before(mu1)))); // \
// expected-warning {{'acquired_before' attribute only applies to fields and global variables}}
void ab_testfn(int y){
Mu x __attribute__((acquired_before(mu1))) = Mu(); // \
// expected-warning {{'acquired_before' attribute only applies to fields and global variables}}
}
// Note: illegal int ab_int __attribute__((acquired_before(mu1))) will
// be taken care of by warnings that ab__int is not lockable.
//Check argument parsing.
// legal attribute arguments
Mu ab_var_arg_1 __attribute__((acquired_before(muWrapper.mu)));
Mu ab_var_arg_2 __attribute__((acquired_before(muDoubleWrapper.muWrapper->mu)));
Mu ab_var_arg_3 __attribute__((acquired_before(muWrapper.getMu())));
Mu ab_var_arg_4 __attribute__((acquired_before(*muWrapper.getMuPointer())));
Mu ab_var_arg_5 __attribute__((acquired_before(&mu1)));
Mu ab_var_arg_6 __attribute__((acquired_before(muRef)));
Mu ab_var_arg_7 __attribute__((acquired_before(muDoubleWrapper.getWrapper()->getMu())));
Mu ab_var_arg_8 __attribute__((acquired_before(muPointer)));
// illegal attribute arguments
Mu ab_var_arg_bad_1 __attribute__((acquired_before(1))); // \
// expected-error {{'acquired_before' attribute requires arguments that are class type or point to class type}}
Mu ab_var_arg_bad_2 __attribute__((acquired_before("mu"))); // \
// expected-error {{'acquired_before' attribute requires arguments that are class type or point to class type}}
Mu ab_var_arg_bad_3 __attribute__((acquired_before(muDoublePointer))); // \
// expected-error {{'acquired_before' attribute requires arguments that are class type or point to class type}}
Mu ab_var_arg_bad_4 __attribute__((acquired_before(umu))); // \
// expected-error {{'acquired_before' attribute requires arguments whose type is annotated with 'lockable' attribute}}
UnlockableMu ab_var_arg_bad_5 __attribute__((acquired_before(mu_ab))); // \
// expected-error {{'acquired_before' attribute can only be applied in a context annotated with 'lockable' attribute}}
//-----------------------------------------//
// Exclusive Lock Function (elf)
//-----------------------------------------//
#if !__has_attribute(exclusive_lock_function)
#error "Should support exclusive_lock_function attribute"
#endif
// takes zero or more arguments, all locks (vars/fields)
void elf_function() __attribute__((exclusive_lock_function));
void elf_function_args() __attribute__((exclusive_lock_function(mu1, mu2)));
int elf_testfn(int y) __attribute__((exclusive_lock_function));
int elf_testfn(int y) {
int x __attribute__((exclusive_lock_function)) = y; // \
// expected-warning {{'exclusive_lock_function' attribute only applies to functions and methods}}
return x;
};
int elf_test_var __attribute__((exclusive_lock_function)); // \
// expected-warning {{'exclusive_lock_function' attribute only applies to functions and methods}}
class ElfFoo {
private:
int test_field __attribute__((exclusive_lock_function)); // \
// expected-warning {{'exclusive_lock_function' attribute only applies to functions and methods}}
void test_method() __attribute__((exclusive_lock_function));
};
class __attribute__((exclusive_lock_function)) ElfTestClass { // \
// expected-warning {{'exclusive_lock_function' attribute only applies to functions and methods}}
};
void elf_fun_params(int lvar __attribute__((exclusive_lock_function))); // \
// expected-warning {{'exclusive_lock_function' attribute only applies to functions and methods}}
// Check argument parsing.
// legal attribute arguments
int elf_function_1() __attribute__((exclusive_lock_function(muWrapper.mu)));
int elf_function_2() __attribute__((exclusive_lock_function(muDoubleWrapper.muWrapper->mu)));
int elf_function_3() __attribute__((exclusive_lock_function(muWrapper.getMu())));
int elf_function_4() __attribute__((exclusive_lock_function(*muWrapper.getMuPointer())));
int elf_function_5() __attribute__((exclusive_lock_function(&mu1)));
int elf_function_6() __attribute__((exclusive_lock_function(muRef)));
int elf_function_7() __attribute__((exclusive_lock_function(muDoubleWrapper.getWrapper()->getMu())));
int elf_function_8() __attribute__((exclusive_lock_function(muPointer)));
int elf_function_9(Mu x) __attribute__((exclusive_lock_function(1)));
int elf_function_9(Mu x, Mu y) __attribute__((exclusive_lock_function(1,2)));
// illegal attribute arguments
int elf_function_bad_2() __attribute__((exclusive_lock_function("mu"))); // \
// expected-error {{'exclusive_lock_function' attribute requires arguments that are class type or point to class type}}
int elf_function_bad_3() __attribute__((exclusive_lock_function(muDoublePointer))); // \
// expected-error {{'exclusive_lock_function' attribute requires arguments that are class type or point to class type}}
int elf_function_bad_4() __attribute__((exclusive_lock_function(umu))); // \
// expected-error {{'exclusive_lock_function' attribute requires arguments whose type is annotated with 'lockable' attribute}}
int elf_function_bad_1() __attribute__((exclusive_lock_function(1))); // \
// expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
int elf_function_bad_5(Mu x) __attribute__((exclusive_lock_function(0))); // \
// expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}}
int elf_function_bad_6(Mu x, Mu y) __attribute__((exclusive_lock_function(0))); // \
// expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}}
int elf_function_bad_7() __attribute__((exclusive_lock_function(0))); // \
// expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
//-----------------------------------------//
// Shared Lock Function (slf)
//-----------------------------------------//
#if !__has_attribute(shared_lock_function)
#error "Should support shared_lock_function attribute"
#endif
// takes zero or more arguments, all locks (vars/fields)
void slf_function() __attribute__((shared_lock_function));
void slf_function_args() __attribute__((shared_lock_function(mu1, mu2)));
int slf_testfn(int y) __attribute__((shared_lock_function));
int slf_testfn(int y) {
int x __attribute__((shared_lock_function)) = y; // \
// expected-warning {{'shared_lock_function' attribute only applies to functions and methods}}
return x;
};
int slf_test_var __attribute__((shared_lock_function)); // \
// expected-warning {{'shared_lock_function' attribute only applies to functions and methods}}
void slf_fun_params(int lvar __attribute__((shared_lock_function))); // \
// expected-warning {{'shared_lock_function' attribute only applies to functions and methods}}
class SlfFoo {
private:
int test_field __attribute__((shared_lock_function)); // \
// expected-warning {{'shared_lock_function' attribute only applies to functions and methods}}
void test_method() __attribute__((shared_lock_function));
};
class __attribute__((shared_lock_function)) SlfTestClass { // \
// expected-warning {{'shared_lock_function' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int slf_function_1() __attribute__((shared_lock_function(muWrapper.mu)));
int slf_function_2() __attribute__((shared_lock_function(muDoubleWrapper.muWrapper->mu)));
int slf_function_3() __attribute__((shared_lock_function(muWrapper.getMu())));
int slf_function_4() __attribute__((shared_lock_function(*muWrapper.getMuPointer())));
int slf_function_5() __attribute__((shared_lock_function(&mu1)));
int slf_function_6() __attribute__((shared_lock_function(muRef)));
int slf_function_7() __attribute__((shared_lock_function(muDoubleWrapper.getWrapper()->getMu())));
int slf_function_8() __attribute__((shared_lock_function(muPointer)));
int slf_function_9(Mu x) __attribute__((shared_lock_function(1)));
int slf_function_9(Mu x, Mu y) __attribute__((shared_lock_function(1,2)));
// illegal attribute arguments
int slf_function_bad_2() __attribute__((shared_lock_function("mu"))); // \
// expected-error {{'shared_lock_function' attribute requires arguments that are class type or point to class type}}
int slf_function_bad_3() __attribute__((shared_lock_function(muDoublePointer))); // \
// expected-error {{'shared_lock_function' attribute requires arguments that are class type or point to class type}}
int slf_function_bad_4() __attribute__((shared_lock_function(umu))); // \
// expected-error {{'shared_lock_function' attribute requires arguments whose type is annotated with 'lockable' attribute}}
int slf_function_bad_1() __attribute__((shared_lock_function(1))); // \
// expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
int slf_function_bad_5(Mu x) __attribute__((shared_lock_function(0))); // \
// expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}}
int slf_function_bad_6(Mu x, Mu y) __attribute__((shared_lock_function(0))); // \
// expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}}
int slf_function_bad_7() __attribute__((shared_lock_function(0))); // \
// expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
//-----------------------------------------//
// Exclusive TryLock Function (etf)
//-----------------------------------------//
#if !__has_attribute(exclusive_trylock_function)
#error "Should support exclusive_trylock_function attribute"
#endif
// takes a mandatory boolean or integer argument specifying the retval
// plus an optional list of locks (vars/fields)
void etf_function() __attribute__((exclusive_trylock_function)); // \
// expected-error {{attribute takes at least 1 argument}}
void etf_function_args() __attribute__((exclusive_trylock_function(1, mu2)));
void etf_function_arg() __attribute__((exclusive_trylock_function(1)));
int etf_testfn(int y) __attribute__((exclusive_trylock_function(1)));
int etf_testfn(int y) {
int x __attribute__((exclusive_trylock_function(1))) = y; // \
// expected-warning {{'exclusive_trylock_function' attribute only applies to functions and methods}}
return x;
};
int etf_test_var __attribute__((exclusive_trylock_function(1))); // \
// expected-warning {{'exclusive_trylock_function' attribute only applies to functions and methods}}
class EtfFoo {
private:
int test_field __attribute__((exclusive_trylock_function(1))); // \
// expected-warning {{'exclusive_trylock_function' attribute only applies to functions and methods}}
void test_method() __attribute__((exclusive_trylock_function(1)));
};
class __attribute__((exclusive_trylock_function(1))) EtfTestClass { // \
// expected-warning {{'exclusive_trylock_function' attribute only applies to functions and methods}}
};
void etf_fun_params(int lvar __attribute__((exclusive_trylock_function(1)))); // \
// expected-warning {{'exclusive_trylock_function' attribute only applies to functions and methods}}
// Check argument parsing.
// legal attribute arguments
int etf_function_1() __attribute__((exclusive_trylock_function(1, muWrapper.mu)));
int etf_function_2() __attribute__((exclusive_trylock_function(1, muDoubleWrapper.muWrapper->mu)));
int etf_function_3() __attribute__((exclusive_trylock_function(1, muWrapper.getMu())));
int etf_function_4() __attribute__((exclusive_trylock_function(1, *muWrapper.getMuPointer())));
int etf_function_5() __attribute__((exclusive_trylock_function(1, &mu1)));
int etf_function_6() __attribute__((exclusive_trylock_function(1, muRef)));
int etf_function_7() __attribute__((exclusive_trylock_function(1, muDoubleWrapper.getWrapper()->getMu())));
int etf_functetfn_8() __attribute__((exclusive_trylock_function(1, muPointer)));
int etf_function_9() __attribute__((exclusive_trylock_function(true)));
// illegal attribute arguments
int etf_function_bad_1() __attribute__((exclusive_trylock_function(mu1))); // \
// expected-error {{'exclusive_trylock_function' attribute first argument must be of int or bool type}}
int etf_function_bad_2() __attribute__((exclusive_trylock_function("mu"))); // \
// expected-error {{'exclusive_trylock_function' attribute first argument must be of int or bool type}}
int etf_function_bad_3() __attribute__((exclusive_trylock_function(muDoublePointer))); // \
// expected-error {{'exclusive_trylock_function' attribute first argument must be of int or bool type}}
int etf_function_bad_4() __attribute__((exclusive_trylock_function(1, "mu"))); // \
// expected-error {{'exclusive_trylock_function' attribute requires arguments that are class type or point to class type}}
int etf_function_bad_5() __attribute__((exclusive_trylock_function(1, muDoublePointer))); // \
// expected-error {{'exclusive_trylock_function' attribute requires arguments that are class type or point to class type}}
int etf_function_bad_6() __attribute__((exclusive_trylock_function(1, umu))); // \
// expected-error {{'exclusive_trylock_function' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Shared TryLock Function (stf)
//-----------------------------------------//
#if !__has_attribute(shared_trylock_function)
#error "Should support shared_trylock_function attribute"
#endif
// takes a mandatory boolean or integer argument specifying the retval
// plus an optional list of locks (vars/fields)
void stf_function() __attribute__((shared_trylock_function)); // \
// expected-error {{attribute takes at least 1 argument}}
void stf_function_args() __attribute__((shared_trylock_function(1, mu2)));
void stf_function_arg() __attribute__((shared_trylock_function(1)));
int stf_testfn(int y) __attribute__((shared_trylock_function(1)));
int stf_testfn(int y) {
int x __attribute__((shared_trylock_function(1))) = y; // \
// expected-warning {{'shared_trylock_function' attribute only applies to functions and methods}}
return x;
};
int stf_test_var __attribute__((shared_trylock_function(1))); // \
// expected-warning {{'shared_trylock_function' attribute only applies to functions and methods}}
void stf_fun_params(int lvar __attribute__((shared_trylock_function(1)))); // \
// expected-warning {{'shared_trylock_function' attribute only applies to functions and methods}}
class StfFoo {
private:
int test_field __attribute__((shared_trylock_function(1))); // \
// expected-warning {{'shared_trylock_function' attribute only applies to functions and methods}}
void test_method() __attribute__((shared_trylock_function(1)));
};
class __attribute__((shared_trylock_function(1))) StfTestClass { // \
// expected-warning {{'shared_trylock_function' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int stf_function_1() __attribute__((shared_trylock_function(1, muWrapper.mu)));
int stf_function_2() __attribute__((shared_trylock_function(1, muDoubleWrapper.muWrapper->mu)));
int stf_function_3() __attribute__((shared_trylock_function(1, muWrapper.getMu())));
int stf_function_4() __attribute__((shared_trylock_function(1, *muWrapper.getMuPointer())));
int stf_function_5() __attribute__((shared_trylock_function(1, &mu1)));
int stf_function_6() __attribute__((shared_trylock_function(1, muRef)));
int stf_function_7() __attribute__((shared_trylock_function(1, muDoubleWrapper.getWrapper()->getMu())));
int stf_function_8() __attribute__((shared_trylock_function(1, muPointer)));
int stf_function_9() __attribute__((shared_trylock_function(true)));
// illegal attribute arguments
int stf_function_bad_1() __attribute__((shared_trylock_function(mu1))); // \
// expected-error {{'shared_trylock_function' attribute first argument must be of int or bool type}}
int stf_function_bad_2() __attribute__((shared_trylock_function("mu"))); // \
// expected-error {{'shared_trylock_function' attribute first argument must be of int or bool type}}
int stf_function_bad_3() __attribute__((shared_trylock_function(muDoublePointer))); // \
// expected-error {{'shared_trylock_function' attribute first argument must be of int or bool type}}
int stf_function_bad_4() __attribute__((shared_trylock_function(1, "mu"))); // \
// expected-error {{'shared_trylock_function' attribute requires arguments that are class type or point to class type}}
int stf_function_bad_5() __attribute__((shared_trylock_function(1, muDoublePointer))); // \
// expected-error {{'shared_trylock_function' attribute requires arguments that are class type or point to class type}}
int stf_function_bad_6() __attribute__((shared_trylock_function(1, umu))); // \
// expected-error {{'shared_trylock_function' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Unlock Function (uf)
//-----------------------------------------//
#if !__has_attribute(unlock_function)
#error "Should support unlock_function attribute"
#endif
// takes zero or more arguments, all locks (vars/fields)
void uf_function() __attribute__((unlock_function));
void uf_function_args() __attribute__((unlock_function(mu1, mu2)));
int uf_testfn(int y) __attribute__((unlock_function));
int uf_testfn(int y) {
int x __attribute__((unlock_function)) = y; // \
// expected-warning {{'unlock_function' attribute only applies to functions and methods}}
return x;
};
int uf_test_var __attribute__((unlock_function)); // \
// expected-warning {{'unlock_function' attribute only applies to functions and methods}}
class UfFoo {
private:
int test_field __attribute__((unlock_function)); // \
// expected-warning {{'unlock_function' attribute only applies to functions and methods}}
void test_method() __attribute__((unlock_function));
};
class __attribute__((no_thread_safety_analysis)) UfTestClass { // \
// expected-warning {{'no_thread_safety_analysis' attribute only applies to functions and methods}}
};
void uf_fun_params(int lvar __attribute__((unlock_function))); // \
// expected-warning {{'unlock_function' attribute only applies to functions and methods}}
// Check argument parsing.
// legal attribute arguments
int uf_function_1() __attribute__((unlock_function(muWrapper.mu)));
int uf_function_2() __attribute__((unlock_function(muDoubleWrapper.muWrapper->mu)));
int uf_function_3() __attribute__((unlock_function(muWrapper.getMu())));
int uf_function_4() __attribute__((unlock_function(*muWrapper.getMuPointer())));
int uf_function_5() __attribute__((unlock_function(&mu1)));
int uf_function_6() __attribute__((unlock_function(muRef)));
int uf_function_7() __attribute__((unlock_function(muDoubleWrapper.getWrapper()->getMu())));
int uf_function_8() __attribute__((unlock_function(muPointer)));
int uf_function_9(Mu x) __attribute__((unlock_function(1)));
int uf_function_9(Mu x, Mu y) __attribute__((unlock_function(1,2)));
// illegal attribute arguments
int uf_function_bad_2() __attribute__((unlock_function("mu"))); // \
// expected-error {{'unlock_function' attribute requires arguments that are class type or point to class type}}
int uf_function_bad_3() __attribute__((unlock_function(muDoublePointer))); // \
// expected-error {{'unlock_function' attribute requires arguments that are class type or point to class type}}
int uf_function_bad_4() __attribute__((unlock_function(umu))); // \
// expected-error {{'unlock_function' attribute requires arguments whose type is annotated with 'lockable' attribute}}
int uf_function_bad_1() __attribute__((unlock_function(1))); // \
// expected-error {{'unlock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
int uf_function_bad_5(Mu x) __attribute__((unlock_function(0))); // \
// expected-error {{'unlock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}}
int uf_function_bad_6(Mu x, Mu y) __attribute__((unlock_function(0))); // \
// expected-error {{'unlock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}}
int uf_function_bad_7() __attribute__((unlock_function(0))); // \
// expected-error {{'unlock_function' attribute parameter 1 is out of bounds: no parameters to index into}}
//-----------------------------------------//
// Lock Returned (lr)
//-----------------------------------------//
#if !__has_attribute(lock_returned)
#error "Should support lock_returned attribute"
#endif
// Takes exactly one argument, a var/field
void lr_function() __attribute__((lock_returned)); // \
// expected-error {{attribute takes one argument}}
void lr_function_arg() __attribute__((lock_returned(mu1)));
void lr_function_args() __attribute__((lock_returned(mu1, mu2))); // \
// expected-error {{attribute takes one argument}}
int lr_testfn(int y) __attribute__((lock_returned(mu1)));
int lr_testfn(int y) {
int x __attribute__((lock_returned(mu1))) = y; // \
// expected-warning {{'lock_returned' attribute only applies to functions and methods}}
return x;
};
int lr_test_var __attribute__((lock_returned(mu1))); // \
// expected-warning {{'lock_returned' attribute only applies to functions and methods}}
void lr_fun_params(int lvar __attribute__((lock_returned(mu1)))); // \
// expected-warning {{'lock_returned' attribute only applies to functions and methods}}
class LrFoo {
private:
int test_field __attribute__((lock_returned(mu1))); // \
// expected-warning {{'lock_returned' attribute only applies to functions and methods}}
void test_method() __attribute__((lock_returned(mu1)));
};
class __attribute__((lock_returned(mu1))) LrTestClass { // \
// expected-warning {{'lock_returned' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int lr_function_1() __attribute__((lock_returned(muWrapper.mu)));
int lr_function_2() __attribute__((lock_returned(muDoubleWrapper.muWrapper->mu)));
int lr_function_3() __attribute__((lock_returned(muWrapper.getMu())));
int lr_function_4() __attribute__((lock_returned(*muWrapper.getMuPointer())));
int lr_function_5() __attribute__((lock_returned(&mu1)));
int lr_function_6() __attribute__((lock_returned(muRef)));
int lr_function_7() __attribute__((lock_returned(muDoubleWrapper.getWrapper()->getMu())));
int lr_function_8() __attribute__((lock_returned(muPointer)));
// illegal attribute arguments
int lr_function_bad_1() __attribute__((lock_returned(1))); // \
// expected-error {{'lock_returned' attribute requires arguments that are class type or point to class type}}
int lr_function_bad_2() __attribute__((lock_returned("mu"))); // \
// expected-error {{'lock_returned' attribute requires arguments that are class type or point to class type}}
int lr_function_bad_3() __attribute__((lock_returned(muDoublePointer))); // \
// expected-error {{'lock_returned' attribute requires arguments that are class type or point to class type}}
int lr_function_bad_4() __attribute__((lock_returned(umu))); // \
// expected-error {{'lock_returned' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Locks Excluded (le)
//-----------------------------------------//
#if !__has_attribute(locks_excluded)
#error "Should support locks_excluded attribute"
#endif
// takes one or more arguments, all locks (vars/fields)
void le_function() __attribute__((locks_excluded)); // \
// expected-error {{attribute takes at least 1 argument}}
void le_function_arg() __attribute__((locks_excluded(mu1)));
void le_function_args() __attribute__((locks_excluded(mu1, mu2)));
int le_testfn(int y) __attribute__((locks_excluded(mu1)));
int le_testfn(int y) {
int x __attribute__((locks_excluded(mu1))) = y; // \
// expected-warning {{'locks_excluded' attribute only applies to functions and methods}}
return x;
};
int le_test_var __attribute__((locks_excluded(mu1))); // \
// expected-warning {{'locks_excluded' attribute only applies to functions and methods}}
void le_fun_params(int lvar __attribute__((locks_excluded(mu1)))); // \
// expected-warning {{'locks_excluded' attribute only applies to functions and methods}}
class LeFoo {
private:
int test_field __attribute__((locks_excluded(mu1))); // \
// expected-warning {{'locks_excluded' attribute only applies to functions and methods}}
void test_method() __attribute__((locks_excluded(mu1)));
};
class __attribute__((locks_excluded(mu1))) LeTestClass { // \
// expected-warning {{'locks_excluded' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int le_function_1() __attribute__((locks_excluded(muWrapper.mu)));
int le_function_2() __attribute__((locks_excluded(muDoubleWrapper.muWrapper->mu)));
int le_function_3() __attribute__((locks_excluded(muWrapper.getMu())));
int le_function_4() __attribute__((locks_excluded(*muWrapper.getMuPointer())));
int le_function_5() __attribute__((locks_excluded(&mu1)));
int le_function_6() __attribute__((locks_excluded(muRef)));
int le_function_7() __attribute__((locks_excluded(muDoubleWrapper.getWrapper()->getMu())));
int le_function_8() __attribute__((locks_excluded(muPointer)));
// illegal attribute arguments
int le_function_bad_1() __attribute__((locks_excluded(1))); // \
// expected-error {{'locks_excluded' attribute requires arguments that are class type or point to class type}}
int le_function_bad_2() __attribute__((locks_excluded("mu"))); // \
// expected-error {{'locks_excluded' attribute requires arguments that are class type or point to class type}}
int le_function_bad_3() __attribute__((locks_excluded(muDoublePointer))); // \
// expected-error {{'locks_excluded' attribute requires arguments that are class type or point to class type}}
int le_function_bad_4() __attribute__((locks_excluded(umu))); // \
// expected-error {{'locks_excluded' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Exclusive Locks Required (elr)
//-----------------------------------------//
#if !__has_attribute(exclusive_locks_required)
#error "Should support exclusive_locks_required attribute"
#endif
// takes one or more arguments, all locks (vars/fields)
void elr_function() __attribute__((exclusive_locks_required)); // \
// expected-error {{attribute takes at least 1 argument}}
void elr_function_arg() __attribute__((exclusive_locks_required(mu1)));
void elr_function_args() __attribute__((exclusive_locks_required(mu1, mu2)));
int elr_testfn(int y) __attribute__((exclusive_locks_required(mu1)));
int elr_testfn(int y) {
int x __attribute__((exclusive_locks_required(mu1))) = y; // \
// expected-warning {{'exclusive_locks_required' attribute only applies to functions and methods}}
return x;
};
int elr_test_var __attribute__((exclusive_locks_required(mu1))); // \
// expected-warning {{'exclusive_locks_required' attribute only applies to functions and methods}}
void elr_fun_params(int lvar __attribute__((exclusive_locks_required(mu1)))); // \
// expected-warning {{'exclusive_locks_required' attribute only applies to functions and methods}}
class ElrFoo {
private:
int test_field __attribute__((exclusive_locks_required(mu1))); // \
// expected-warning {{'exclusive_locks_required' attribute only applies to functions and methods}}
void test_method() __attribute__((exclusive_locks_required(mu1)));
};
class __attribute__((exclusive_locks_required(mu1))) ElrTestClass { // \
// expected-warning {{'exclusive_locks_required' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int elr_function_1() __attribute__((exclusive_locks_required(muWrapper.mu)));
int elr_function_2() __attribute__((exclusive_locks_required(muDoubleWrapper.muWrapper->mu)));
int elr_function_3() __attribute__((exclusive_locks_required(muWrapper.getMu())));
int elr_function_4() __attribute__((exclusive_locks_required(*muWrapper.getMuPointer())));
int elr_function_5() __attribute__((exclusive_locks_required(&mu1)));
int elr_function_6() __attribute__((exclusive_locks_required(muRef)));
int elr_function_7() __attribute__((exclusive_locks_required(muDoubleWrapper.getWrapper()->getMu())));
int elr_function_8() __attribute__((exclusive_locks_required(muPointer)));
// illegal attribute arguments
int elr_function_bad_1() __attribute__((exclusive_locks_required(1))); // \
// expected-error {{'exclusive_locks_required' attribute requires arguments that are class type or point to class type}}
int elr_function_bad_2() __attribute__((exclusive_locks_required("mu"))); // \
// expected-error {{'exclusive_locks_required' attribute requires arguments that are class type or point to class type}}
int elr_function_bad_3() __attribute__((exclusive_locks_required(muDoublePointer))); // \
// expected-error {{'exclusive_locks_required' attribute requires arguments that are class type or point to class type}}
int elr_function_bad_4() __attribute__((exclusive_locks_required(umu))); // \
// expected-error {{'exclusive_locks_required' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Shared Locks Required (slr)
//-----------------------------------------//
#if !__has_attribute(shared_locks_required)
#error "Should support shared_locks_required attribute"
#endif
// takes one or more arguments, all locks (vars/fields)
void slr_function() __attribute__((shared_locks_required)); // \
// expected-error {{attribute takes at least 1 argument}}
void slr_function_arg() __attribute__((shared_locks_required(mu1)));
void slr_function_args() __attribute__((shared_locks_required(mu1, mu2)));
int slr_testfn(int y) __attribute__((shared_locks_required(mu1)));
int slr_testfn(int y) {
int x __attribute__((shared_locks_required(mu1))) = y; // \
// expected-warning {{'shared_locks_required' attribute only applies to functions and methods}}
return x;
};
int slr_test_var __attribute__((shared_locks_required(mu1))); // \
// expected-warning {{'shared_locks_required' attribute only applies to functions and methods}}
void slr_fun_params(int lvar __attribute__((shared_locks_required(mu1)))); // \
// expected-warning {{'shared_locks_required' attribute only applies to functions and methods}}
class SlrFoo {
private:
int test_field __attribute__((shared_locks_required(mu1))); // \
// expected-warning {{'shared_locks_required' attribute only applies to functions and methods}}
void test_method() __attribute__((shared_locks_required(mu1)));
};
class __attribute__((shared_locks_required(mu1))) SlrTestClass { // \
// expected-warning {{'shared_locks_required' attribute only applies to functions and methods}}
};
// Check argument parsing.
// legal attribute arguments
int slr_function_1() __attribute__((shared_locks_required(muWrapper.mu)));
int slr_function_2() __attribute__((shared_locks_required(muDoubleWrapper.muWrapper->mu)));
int slr_function_3() __attribute__((shared_locks_required(muWrapper.getMu())));
int slr_function_4() __attribute__((shared_locks_required(*muWrapper.getMuPointer())));
int slr_function_5() __attribute__((shared_locks_required(&mu1)));
int slr_function_6() __attribute__((shared_locks_required(muRef)));
int slr_function_7() __attribute__((shared_locks_required(muDoubleWrapper.getWrapper()->getMu())));
int slr_function_8() __attribute__((shared_locks_required(muPointer)));
// illegal attribute arguments
int slr_function_bad_1() __attribute__((shared_locks_required(1))); // \
// expected-error {{'shared_locks_required' attribute requires arguments that are class type or point to class type}}
int slr_function_bad_2() __attribute__((shared_locks_required("mu"))); // \
// expected-error {{'shared_locks_required' attribute requires arguments that are class type or point to class type}}
int slr_function_bad_3() __attribute__((shared_locks_required(muDoublePointer))); // \
// expected-error {{'shared_locks_required' attribute requires arguments that are class type or point to class type}}
int slr_function_bad_4() __attribute__((shared_locks_required(umu))); // \
// expected-error {{'shared_locks_required' attribute requires arguments whose type is annotated with 'lockable' attribute}}
//-----------------------------------------//
// Regression tests for unusual cases.
//-----------------------------------------//
int trivially_false_edges(bool b) {
// Create NULL (never taken) edges in CFG
if (false) return 1;
else return 2;
}
// Possible Clang bug -- method pointer in template parameter
class UnFoo {
public:
void foo();
};
template<void (UnFoo::*methptr)()>
class MCaller {
public:
static void call_method_ptr(UnFoo *f) {
// FIXME: Possible Clang bug:
// getCalleeDecl() returns NULL in the following case:
(f->*methptr)();
}
};
void call_method_ptr_inst(UnFoo* f) {
MCaller<&UnFoo::foo>::call_method_ptr(f);
}
int temp;
void empty_back_edge() {
// Create a back edge to a block with with no statements
for (;;) {
++temp;
if (temp > 10) break;
}
}
struct Foomger {
void operator++();
};
struct Foomgoper {
Foomger f;
bool done();
void invalid_back_edge() {
do {
// FIXME: Possible Clang bug:
// The first statement in this basic block has no source location
++f;
} while (!done());
}
};
//-----------------------------------------------------
// Parsing of member variables and function parameters
//------------------------------------------------------
Mu gmu;
class StaticMu {
static Mu statmu;
};
class FooLate {
public:
void foo1() __attribute__((exclusive_locks_required(gmu))) { }
void foo2() __attribute__((exclusive_locks_required(mu))) { }
void foo3(Mu *m) __attribute__((exclusive_locks_required(m))) { }
void foo3(FooLate *f) __attribute__((exclusive_locks_required(f->mu))) { }
void foo4(FooLate *f) __attribute__((exclusive_locks_required(f->mu)));
static void foo5() __attribute__((exclusive_locks_required(mu))); // \
// expected-error {{invalid use of member 'mu' in static member function}}
template <class T>
void foo6() __attribute__((exclusive_locks_required(T::statmu))) { }
template <class T>
void foo7(T* f) __attribute__((exclusive_locks_required(f->mu))) { }
int a __attribute__((guarded_by(gmu)));
int b __attribute__((guarded_by(mu)));
int c __attribute__((guarded_by(this->mu)));
Mu mu;
};
//-------------------------
// Empty argument lists
//-------------------------
class __attribute__((lockable)) EmptyArgListsTest {
void lock() __attribute__((exclusive_lock_function())) { }
void unlock() __attribute__((unlock_function())) { }
};