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Add a warning flag for ext_embedded_directive. gcc considers this undefined 

behaviour to be an error, so it's useful to be able to make it an error in clang
too.

llvm-svn: 146755
This commit is contained in:
Richard Smith 2011-12-16 20:58:01 +00:00
parent 1c419ff50d
commit 300237f00c
2 changed files with 3 additions and 3 deletions
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3
clang/include/clang/Basic/DiagnosticLexKinds.td
View File

@ -203,7 +203,8 @@ def warn_cxx98_compat_variadic_macro : Warning<
def ext_named_variadic_macro : Extension<
"named variadic macros are a GNU extension">, InGroup<VariadicMacros>;
def ext_embedded_directive : Extension<
"embedding a directive within macro arguments is not portable">;
"embedding a directive within macro arguments is not portable">,
InGroup<DiagGroup<"embedded-directive">>;
def ext_missing_varargs_arg : Extension<
"varargs argument missing, but tolerated as an extension">;
def ext_empty_fnmacro_arg : Extension<

3
clang/test/Misc/warning-flags.c
View File

@ -17,7 +17,7 @@ This test serves two purposes:
The list of warnings below should NEVER grow. It should gradually shrink to 0.
CHECK: Warnings without flags (271):
CHECK: Warnings without flags (270):
CHECK-NEXT: ext_anon_param_requires_type_specifier
CHECK-NEXT: ext_anonymous_struct_union_qualified
CHECK-NEXT: ext_array_init_copy
@ -28,7 +28,6 @@ CHECK-NEXT: ext_designated_init
CHECK-NEXT: ext_designated_init_cxx
CHECK-NEXT: ext_duplicate_declspec
CHECK-NEXT: ext_ellipsis_exception_spec
CHECK-NEXT: ext_embedded_directive
CHECK-NEXT: ext_empty_fnmacro_arg
CHECK-NEXT: ext_empty_source_file
CHECK-NEXT: ext_enum_friend