gcc/testsuite/gcc.dg/format/ms-format2.c

   1 /* Test for printf formats.  Formats using extensions to the standard
   2    should be rejected in strict pedantic mode. But allowed by -Wno-pedantic-ms-format.
   3 */
   4 /* Origin: Kai Tietz <kai.tietz@onevision.com> */
   5 /* { dg-do compile { target { *-*-mingw* } } } */
   6 /* { dg-options "-std=iso9899:1999 -pedantic -Wformat -Wno-pedantic-ms-format" } */
   7
   8 #define USE_SYSTEM_FORMATS
   9 #include "format.h"
  10
  11 #ifdef _WIN64
  12 #define XXX "%I64x"
  13 #else
  14 #define XXX "%I32x"
  15 #endif
  16
  17 void
  18 foo (float f, double d, void *p)
  19 {
  20   printf (XXX, p); /* { dg-warning "format" "bad argument types" } */
  21   printf ("%I32x", f); /* { dg-warning "format" "bad argument types" } */
  22   printf ("%I64x", d); /* { dg-warning "format" "bad argument types" } */
  23 }