Don't look through casts when looking for the underlying decl for a function

call; the standard doesn't expect us to, and the program could be doing
something crazy.  Fixes PR5882.

llvm-svn: 92166

1 files changed, 6 insertions, 0 deletions

diff --git a/clang/test/CodeGen/func-ptr-cast-decl.c b/clang/test/CodeGen/func-ptr-cast-decl.c
new file mode 100644
index 00000000000..e6307964294
--- /dev/null
+++ b/clang/test/CodeGen/func-ptr-cast-decl.c
@@ -0,0 +1,6 @@
+// RUN: %clang_cc1 -emit-llvm-only %s -verify
+// PR5882
+
+int q_sk_num(void *a);
+typedef int (*fptr)(double);
+void a() { ((fptr)q_sk_num)(0); }