xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGen/2011-03-31-ArrayRefFolding.c (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338) 
1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -emit-llvm -o - -triple i386-apple-darwin %s | FileCheck %s
2*f4a2713aSLionel Sambuc // PR9571
3*f4a2713aSLionel Sambuc 
4*f4a2713aSLionel Sambuc struct t {
5*f4a2713aSLionel Sambuc   int x;
6*f4a2713aSLionel Sambuc };
7*f4a2713aSLionel Sambuc 
8*f4a2713aSLionel Sambuc extern struct t *cfun;
9*f4a2713aSLionel Sambuc 
f(void)10*f4a2713aSLionel Sambuc int f(void) {
11*f4a2713aSLionel Sambuc   if (!(cfun + 0))
12*f4a2713aSLionel Sambuc     // CHECK: icmp ne %struct.t*
13*f4a2713aSLionel Sambuc     return 0;
14*f4a2713aSLionel Sambuc   return cfun->x;
15*f4a2713aSLionel Sambuc }
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