Error if an extern C declaration matches a previous hidden extern C declaration.
Without this patch we produce an error for
extern "C" {
void f() {
extern int b;
}
}
extern "C" {
extern float b;
}
but not for
extern "C" {
void f() {
extern int b;
}
}
extern "C" {
float b;
}
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176867 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 35af7b7..252f94dc 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -5004,10 +5004,7 @@
template<typename T>
static bool mayConflictWithNonVisibleExternC(const T *ND) {
- VarDecl::StorageClass SC = ND->getStorageClass();
- if (ND->isExternC() && (SC == SC_Extern || SC == SC_PrivateExtern))
- return true;
- return ND->getDeclContext()->isTranslationUnit();
+ return ND->isExternC() || ND->getDeclContext()->isTranslationUnit();
}
/// \brief Perform semantic checking on a newly-created variable