gcc/testsuite/c-c++-common/pr68657-1.c

   1 /* PR c/68657 */
   2 /* { dg-options "-Werror=sign-conversion -Werror=float-conversion -Werror=frame-larger-than=65536" } */
   3 /* { dg-require-effective-target ptr32plus } */
   4
   5 void
   6 f1 (void)
   7 {
   8   unsigned int a = -5;  /* { dg-error "unsigned conversion from .int. to .unsigned int. changes value from .-5. to .\[0-9\]+." } */
   9   (void) a;
  10 }
  11
  12 int
  13 f2 (void)
  14 {
  15   return 3.1f;  /* { dg-error "conversion from .float. to .int. changes value" } */
  16 }
  17
  18 int f3 (char *);
  19
  20 int
  21 f4 (void)
  22 {
  23   char buf[131072];
  24   return f3 (buf);
  25 }               /* { dg-error "the frame size of 1\[0-9]* bytes is larger than 65536 bytes" } */
  26
  27 /* { dg-prune-output "treated as errors" } */