Fix mangling of function pointers in the Microsoft C++ Mangler.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@107564 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 8 insertions, 0 deletions

diff --git a/lib/CodeGen/MicrosoftCXXABI.cpp b/lib/CodeGen/MicrosoftCXXABI.cpp
index a8fd0b0c2d..960b1fe77a 100644
--- a/lib/CodeGen/MicrosoftCXXABI.cpp
+++ b/lib/CodeGen/MicrosoftCXXABI.cpp
@@ -1015,6 +1015,11 @@ void MicrosoftCXXNameMangler::mangleType(const PointerType *T) {
   if (PointeeTy->isArrayType()) {
     // Pointers to arrays are mangled like arrays.
     mangleExtraDimensions(T->getPointeeType());
+  } else if (PointeeTy->isFunctionType()) {
+    // Function pointers are special.
+    Out << '6';
+    mangleType(static_cast<const FunctionType *>(PointeeTy.getTypePtr()),
+               NULL, false, false);
   } else {
     if (!PointeeTy.hasQualifiers())
       // Lack of qualifiers is mangled as 'A'.
diff --git a/test/CodeGenCXX/mangle-ms.cpp b/test/CodeGenCXX/mangle-ms.cpp
index 47dedfe27a..e2214100f1 100644
--- a/test/CodeGenCXX/mangle-ms.cpp
+++ b/test/CodeGenCXX/mangle-ms.cpp
@@ -9,6 +9,7 @@
 // CHECK: @"\01?g@bar@@2HA"
 // CHECK: @"\01?h@@3QAHA"
 // CHECK: @"\01?i@@3PAY0BD@HA"
+// CHECK: @"\01?j@@3P6GHCE@ZA"
 
 int a;
 
@@ -58,6 +59,8 @@ extern int * const h = &a;
 
 int i[10][20];
 
+int (__stdcall *j)(signed char, unsigned char);
+
 // Static functions are mangled, too.
 // Also make sure calling conventions, arglists, and throw specs work.
 static void __stdcall alpha(float a, double b) throw() {}