| // Test for bitfield alignment in structs on IA-32 | |
| // { dg-do run { target i?86-*-* x86_64-*-* } } | |
| // { dg-require-effective-target ilp32 } | |
| // { dg-options "-O2" } | |
| // { dg-options "-mno-align-double -mno-ms-bitfields" { target i?86-*-interix* i?86-*-cygwin* i?86-*-mingw* } } | |
| extern void abort (void); | |
| extern void exit (int); | |
| struct X { | |
| char a; | |
| long long : 0; | |
| char b; | |
| } x; | |
| int main () { | |
| if (&x.b - &x.a != 4) | |
| abort (); | |
| if (sizeof (x) != 5) | |
| abort (); | |
| exit (0); | |
| } |