clang/test/CodeGen/union-init2.c

   1 // RUN: %clang_cc1 -emit-llvm %s -o - -triple i686-pc-linux-gnu | FileCheck %s
   2
   3 // Make sure we generate something sane instead of a ptrtoint
   4 // CHECK: @r, [4 x i8] undef
   5 union x {long long b;union x* a;} r = {.a = &r};
   6
   7
   8 // CHECK: global { [3 x i8], [5 x i8] } { [3 x i8] zeroinitializer, [5 x i8] undef }
   9 union z {
  10   char a[3];
  11   long long b;
  12 };
  13 union z y = {};