Fix another pointer-to-member function miscompile, this time when trying to call a virtual member function.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@95307 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 26 insertions, 0 deletions

diff --git a/test/CodeGenCXX/member-function-pointer-calls.cpp b/test/CodeGenCXX/member-function-pointer-calls.cpp
new file mode 100644
index 0000000000..e1f2eb78d4
--- /dev/null
+++ b/test/CodeGenCXX/member-function-pointer-calls.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -O3 -o - | FileCheck %s
+struct A {
+  virtual int vf1() { return 1; }
+  virtual int vf2() { return 2; }
+};
+
+int f(A* a, int (A::*fp)()) {
+  return (a->*fp)();
+}
+
+// CHECK: define i32 @_Z2g1v()
+int g1() {
+  A a;
+  
+  // CHECK: call i32 @_ZN1A3vf1Ev
+  // CHECK-NEXT: ret i32
+  return f(&a, &A::vf1);
+}
+
+int g2() {
+  A a;
+  
+  // CHECK: call i32 @_ZN1A3vf2Ev
+  // CHECK-NEXT: ret i32
+  return f(&a, &A::vf2);
+}