| /* Test for printf formats and bit-fields: bug 22421. */ |
| /* Origin: Joseph Myers <joseph@codesourcery.com> */ |
| /* { dg-do compile { target { *-*-mingw* } } } */ |
| /* { dg-options "-std=gnu99 -Wformat" } */ |
| /* { dg-require-effective-target int32plus } */ |
| |
| #define USE_SYSTEM_FORMATS |
| #include "format.h" |
| |
| struct s { |
| unsigned int u1 : 1; |
| signed int s1 : 1; |
| unsigned int u15 : 15; |
| signed int s15 : 15; |
| unsigned int u16 : 16; |
| signed int s16 : 16; |
| unsigned long u31 : 31; |
| signed long s31 : 31; |
| unsigned long u32 : 32; |
| signed long s32 : 32; |
| unsigned long long u48 : 48; |
| } x; |
| |
| void |
| foo (void) |
| { |
| printf ("%d%u", x.u1, x.u1); |
| printf ("%d%u", x.s1, x.s1); |
| printf ("%d%u", x.u15, x.u15); |
| printf ("%d%u", x.s15, x.s15); |
| printf ("%d%u", x.u16, x.u16); |
| printf ("%d%u", x.s16, x.s16); |
| #if __INT_MAX__ > 32767 |
| /* If integers are 16 bits, there doesn't seem to be a way of |
| printing these without getting an error. */ |
| printf ("%d%u", x.u31, x.u31); |
| printf ("%d%u", x.s31, x.s31); |
| #endif |
| #if __LONG_MAX__ > 2147483647 && __INT_MAX__ >= 2147483647 |
| /* If long is wider than 32 bits, the 32-bit bit-fields are int or |
| unsigned int or promote to those types. Otherwise, long is 32 |
| bits and the bit-fields are of type plain long or unsigned |
| long. */ |
| printf ("%d%u", x.u32, x.u32); |
| printf ("%d%u", x.s32, x.s32); |
| #else |
| printf ("%ld%lu", x.u32, x.u32); |
| printf ("%ld%lu", x.s32, x.s32); |
| #endif |
| printf ("%I64u", x.u48); /* { dg-warning "has type '.*unsigned int:48'" } */ |
| printf ("%I64u", (unsigned long long)x.u48); |
| } |