vendor/clang/clang-release_39-r276489

1 files changed, 30 insertions, 0 deletions

diff --git a/test/CodeGen/overloadable.c b/test/CodeGen/overloadable.c
index 4946c6d92866..634820cfe743 100644
--- a/test/CodeGen/overloadable.c
+++ b/test/CodeGen/overloadable.c
@@ -29,3 +29,33 @@ int main() {
   cdv = f(cdv);
   vv = f(vv);
 }
+
+// Ensuring that we pick the correct function for taking the address of an
+// overload when conversions are involved.
+
+void addrof_many(int *a) __attribute__((overloadable, enable_if(0, "")));
+void addrof_many(void *a) __attribute__((overloadable));
+void addrof_many(char *a) __attribute__((overloadable));
+
+void addrof_single(int *a) __attribute__((overloadable, enable_if(0, "")));
+void addrof_single(char *a) __attribute__((overloadable, enable_if(0, "")));
+void addrof_single(char *a) __attribute__((overloadable));
+
+// CHECK-LABEL: define void @foo
+void foo() {
+  // CHECK: store void (i8*)* @_Z11addrof_manyPc
+  void (*p1)(char *) = &addrof_many;
+  // CHECK: store void (i8*)* @_Z11addrof_manyPv
+  void (*p2)(void *) = &addrof_many;
+  // CHECK: void (i8*)* @_Z11addrof_manyPc
+  void *vp1 = (void (*)(char *)) & addrof_many;
+  // CHECK: void (i8*)* @_Z11addrof_manyPv
+  void *vp2 = (void (*)(void *)) & addrof_many;
+
+  // CHECK: store void (i8*)* @_Z13addrof_singlePc
+  void (*p3)(char *) = &addrof_single;
+  // CHECK: @_Z13addrof_singlePc
+  void (*p4)(int *) = &addrof_single;
+  // CHECK: @_Z13addrof_singlePc
+  void *vp3 = &addrof_single;
+}