Author: rnk
Date: Tue Jun 10 15:06:25 2014
New Revision: 210570
URL: http://llvm.org/viewvc/llvm-project?rev=210570&view=rev
Log:
Fix mangling of __uuidof after two levels of template instantiation
Modified:
cfe/trunk/lib/AST/MicrosoftMangle.cpp
cfe/trunk/test/CodeGenCXX/mangle-ms-templates.cpp
Modified: cfe/trunk/lib/AST/MicrosoftMangle.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/MicrosoftMangle.cpp?rev=210570&r1=210569&r2=210570&view=diff
==============================================================================
--- cfe/trunk/lib/AST/MicrosoftMangle.cpp (original)
+++ cfe/trunk/lib/AST/MicrosoftMangle.cpp Tue Jun 10 15:06:25 2014
@@ -1063,6 +1063,9 @@ void MicrosoftCXXNameMangler::mangleExpr
return;
}
+ // Look through no-op casts like template parameter substitutions.
+ E = E->IgnoreParenNoopCasts(Context.getASTContext());
+
const CXXUuidofExpr *UE = nullptr;
if (const UnaryOperator *UO = dyn_cast<UnaryOperator>(E)) {
if (UO->getOpcode() == UO_AddrOf)
Modified: cfe/trunk/test/CodeGenCXX/mangle-ms-templates.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/mangle-ms-templates.cpp?rev=210570&r1=210569&r2=210570&view=diff
==============================================================================
--- cfe/trunk/test/CodeGenCXX/mangle-ms-templates.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/mangle-ms-templates.cpp Tue Jun 10 15:06:25 2014
@@ -262,3 +262,17 @@ void CallFunctionDefinedWithInjectedName
FunctionDefinedWithInjectedName(TypeWithFriendDefinition<int>());
}
// CHECK:
@"\01?FunctionDefinedWithInjectedName@@YAXU?$TypeWithFriendDefinition@H@@@Z"
+
+// We need to be able to feed GUIDs through a couple rounds of template
+// substitution.
+template <const _GUID *G>
+struct UUIDType3 {
+ void foo() {}
+};
+template <const _GUID *G>
+struct UUIDType4 : UUIDType3<G> {
+ void bar() { UUIDType4::foo(); }
+};
+template struct UUIDType4<&__uuidof(uuid)>;
+// CHECK:
"\01?bar@?$UUIDType4@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@QAEXXZ"
+// CHECK:
"\01?foo@?$UUIDType3@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@QAEXXZ"
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