blob: 8b88a2db432e78ba2de4ed148a02935df3ce9fb7 [file] [log] [blame]
// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -analyze -analyzer-checker=core,experimental.core -analyzer-store=region -verify %s
// RUN: %clang_cc1 -triple i386-apple-darwin9 -analyze -analyzer-checker=core,experimental.core -analyzer-store=region -verify %s
// Test if the 'storage' region gets properly initialized after it is cast to
// 'struct sockaddr *'.
typedef unsigned char __uint8_t;
typedef unsigned int __uint32_t;
typedef __uint32_t __darwin_socklen_t;
typedef __uint8_t sa_family_t;
typedef __darwin_socklen_t socklen_t;
struct sockaddr { sa_family_t sa_family; };
struct sockaddr_storage {};
void getsockname();
void f(int sock) {
struct sockaddr_storage storage;
struct sockaddr* sockaddr = (struct sockaddr*)&storage;
socklen_t addrlen = sizeof(storage);
getsockname(sock, sockaddr, &addrlen);
switch (sockaddr->sa_family) { // no-warning
struct s {
struct s *value;
void f1(struct s **pval) {
int *tbool = ((void*)0);
struct s *t = *pval;
pval = &(t->value);
tbool = (int *)pval; // use the cast-to type 'int *' to create element region.
char c = (unsigned char) *tbool; // Should use cast-to type to create symbol.
if (*tbool == -1) // here load the element region with the correct type 'int'
void f2(const char *str) {
unsigned char ch, cl, *p;
p = (unsigned char *)str;
ch = *p++; // use cast-to type 'unsigned char' to create element region.
cl = *p++;
cl = 'a';
// Test cast VariableSizeArray to pointer does not crash.
void *memcpy(void *, void const *, unsigned long);
typedef unsigned char Byte;
void doit(char *data, int len) {
if (len) {
Byte buf[len];
memcpy(buf, data, len);
// PR 6013 and 6035 - Test that a cast of a pointer to long and then to int does not crash SValuator.
void pr6013_6035_test(void *p) {
unsigned int foo;
foo = ((long)(p));
(void) foo;