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/* Test for -Wtraditional warnings on union initialization.
   Note, gcc should omit these warnings in system header files.
   By Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8/22/2000.  */
/* { dg-do compile } */
/* { dg-options "-Wtraditional" } */
 
union foo
{
  int i;
  long l;
};
 
void
testfunc ()
{
  /* Note we only warn for nonzero initializers.  */
  static union foo f1 = { 0 };
  static union foo f2 = { 1 }; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */
 
# 21 "sys-header.h" 3
/* We are in system headers now, no -Wtraditional warnings should issue.  */
 
  static union foo f3 = { 0 };
  static union foo f4 = { 1 };
}