Diagnose _Bool as a C99 extension.
llvm-svn: 370108
diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp
index 6c3b6d6..c4c5045 100644
--- a/clang/lib/Parse/ParseDecl.cpp
+++ b/clang/lib/Parse/ParseDecl.cpp
@@ -3777,6 +3777,9 @@
break;
case tok::kw_bool:
case tok::kw__Bool:
+ if (Tok.is(tok::kw__Bool) && !getLangOpts().C99)
+ Diag(Tok, diag::ext_c99_feature) << Tok.getName();
+
if (Tok.is(tok::kw_bool) &&
DS.getTypeSpecType() != DeclSpec::TST_unspecified &&
DS.getStorageClassSpec() == DeclSpec::SCS_typedef) {
diff --git a/clang/test/Parser/c99.c b/clang/test/Parser/c99.c
index 3828f20..1213a20 100644
--- a/clang/test/Parser/c99.c
+++ b/clang/test/Parser/c99.c
@@ -6,3 +6,6 @@
// expected-error {{imaginary types are not supported}}
double _Complex bar; // ext-warning {{'_Complex' is a C99 extension}}
+#if !defined(__cplusplus)
+_Bool baz; // ext-warning {{'_Bool' is a C99 extension}}
+#endif