1923099773fe4bbc52a25a5d3d92236b5e37cef93Ulrich Weigand// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck %s 2985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian// CHECK that we don't crash. 3985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian 4985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanianextern int printf(const char*, ...); 5985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanianint test(int val){ 6985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian switch (val) { 7985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian case 4: 8985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian do { 9985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian switch (6) { 10985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian case 6: do { case 5: printf("bad\n"); } while (0); 11985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian }; 12985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian } while (0); 13985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian } 14985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian return 0; 15985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian} 16985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian 17985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanianint main(void) { 18985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian return test(5); 19985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian} 20985df1c1f2d0666a09bc03f3593929286b0dea65Fariborz Jahanian 21303b4f946470a054cea8f91af54008aeb3c09507Fariborz Jahanian// CHECK: call i32 (i8*, ...)* @_Z6printfPKcz 22