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-rw-r--r--lib/AST/ItaniumMangle.cpp8
-rw-r--r--test/CodeGenCXX/c-linkage.cpp7
2 files changed, 13 insertions, 2 deletions
diff --git a/lib/AST/ItaniumMangle.cpp b/lib/AST/ItaniumMangle.cpp
index 1f95a2fee0..d427b082a4 100644
--- a/lib/AST/ItaniumMangle.cpp
+++ b/lib/AST/ItaniumMangle.cpp
@@ -373,8 +373,8 @@ bool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) {
if (FD->hasAttr<OverloadableAttr>())
return true;
- // C functions and "main" are not mangled.
- if (FD->isMain() || L == CLanguageLinkage)
+ // "main" is not mangled.
+ if (FD->isMain())
return false;
// C++ functions and those whose names are not a simple identifier need
@@ -382,6 +382,10 @@ bool ItaniumMangleContext::shouldMangleDeclName(const NamedDecl *D) {
if (!FD->getDeclName().isIdentifier() || L == CXXLanguageLinkage)
return true;
+ // C functions are not mangled.
+ if (L == CLanguageLinkage)
+ return false;
+
// FIXME: Users assume they know the mangling of static functions
// declared in extern "C" contexts, so we cannot always mangle them.
// As an improvement, maybe we could mangle them only if they are actually
diff --git a/test/CodeGenCXX/c-linkage.cpp b/test/CodeGenCXX/c-linkage.cpp
index c31ad43860..cec9e282f6 100644
--- a/test/CodeGenCXX/c-linkage.cpp
+++ b/test/CodeGenCXX/c-linkage.cpp
@@ -22,3 +22,10 @@ extern "C" {
test2_f();
}
}
+
+extern "C" {
+ struct test3_s {
+ };
+ bool operator==(const int& a, const test3_s& b) {
+ }
+}