clang/test/C/C99/n782.c

   1 /* RUN: %clang_cc1 -verify -std=c99 -pedantic %s
   2    RUN: %clang_cc1 -verify=c89 -std=c89 -pedantic %s
   3    expected-no-diagnostics
   4  */
   5
   6 /* WG14 N782: Clang 3.4
   7  * Relaxed constraints on aggregate and union initialization
   8  */
   9
  10 void test(void) {
  11   struct S {
  12     int x, y;
  13   };
  14   int a = 1, b = 2;
  15   struct S s = { a, b }; /* c89-warning {{initializer for aggregate is not a compile-time constant}} */
  16
  17   union U {
  18     int x;
  19     float f;
  20   };
  21   union U u = { a }; /* c89-warning {{initializer for aggregate is not a compile-time constant}} */
  22 }
  23