Fix for PR2747: allow pointer->int casts with a null base; these are

offset-of-like expressions.

llvm-svn: 55627

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/test/Sema/init.c b/clang/test/Sema/init.c
index 964118ce021..10eed146a0d 100644
--- a/clang/test/Sema/init.c
+++ b/clang/test/Sema/init.c
@@ -58,3 +58,11 @@ union { float f; unsigned u; } u = { 1.0f };
 int f3(int x) { return x; }
 typedef void (*vfunc)(void);
 void *bar = (vfunc) f3;
+
+// PR2747
+struct sym_reg {
+        char nc_gpreg;
+};
+int sym_fw1a_scr[] = {
+           ((int)(&((struct sym_reg *)0)->nc_gpreg)) & 0
+};