/* { dg-do compile } */ | |
/* { dg-options "-O2" } */ | |
/* { dg-final { scan-assembler-times "bset" 1 } } */ | |
/* { dg-final { scan-assembler-times "bchg" 1 } } */ | |
/* { dg-final { scan-assembler-times "bclr" 1 } } */ | |
int bar (void); | |
int | |
foo1 (int b) | |
{ | |
int a = bar (); | |
return ( a | (1 << (b & 31))); | |
} | |
int | |
foo2 (int b) | |
{ | |
int a = bar (); | |
return ( a ^ (1 << (b & 31))); | |
} | |
int | |
foo3 (int b) | |
{ | |
int a = bar (); | |
return ( a & ~(1 << (b & 31))); | |
} | |