Delete dead code.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184517 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index 49e37fa..944eca6 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -484,7 +484,6 @@
"cannot find interface declaration for %0">;
def err_recursive_superclass : Error<
"trying to recursively use %0 as superclass of %1">;
-def warn_previous_alias_decl : Warning<"previously declared alias is ignored">;
def err_conflicting_aliasing_type : Error<"conflicting types for alias %0">;
def warn_undef_interface : Warning<"cannot find interface declaration for %0">;
def warn_duplicate_protocol_def : Warning<"duplicate protocol definition of %0 is ignored">;
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 618c9d9..e52f743 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -603,10 +603,7 @@
NamedDecl *ADecl = LookupSingleName(TUScope, AliasName, AliasLocation,
LookupOrdinaryName, ForRedeclaration);
if (ADecl) {
- if (isa<ObjCCompatibleAliasDecl>(ADecl))
- Diag(AliasLocation, diag::warn_previous_alias_decl);
- else
- Diag(AliasLocation, diag::err_conflicting_aliasing_type) << AliasName;
+ Diag(AliasLocation, diag::err_conflicting_aliasing_type) << AliasName;
Diag(ADecl->getLocation(), diag::note_previous_declaration);
return 0;
}
diff --git a/test/Misc/warning-flags.c b/test/Misc/warning-flags.c
index 3293e02..57da3f9 100644
--- a/test/Misc/warning-flags.c
+++ b/test/Misc/warning-flags.c
@@ -18,7 +18,7 @@
The list of warnings below should NEVER grow. It should gradually shrink to 0.
-CHECK: Warnings without flags (141):
+CHECK: Warnings without flags (140):
CHECK-NEXT: ext_delete_void_ptr_operand
CHECK-NEXT: ext_enum_friend
CHECK-NEXT: ext_expected_semi_decl_list
@@ -136,7 +136,6 @@
CHECK-NEXT: warn_pragma_unused_expected_var
CHECK-NEXT: warn_pragma_unused_expected_var_arg
CHECK-NEXT: warn_pragma_unused_undeclared_var
-CHECK-NEXT: warn_previous_alias_decl
CHECK-NEXT: warn_property_attr_mismatch
CHECK-NEXT: warn_property_attribute
CHECK-NEXT: warn_property_getter_owning_mismatch