| /* PR target/15693 */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O2" } */ | |
| /* This used to fail on SPARC at -O2 because the combiner | |
| produces a compare insn that was not rematched by the | |
| compare expander. */ | |
| static __inline__ __attribute__ ((always_inline)) | |
| int page_mapping (unsigned flags) | |
| { | |
| if (1u & (flags >> 16)) | |
| return 1; | |
| return 0; | |
| } | |
| void install_page (unsigned flags) | |
| { | |
| if (__builtin_expect (!page_mapping (flags), 0)) | |
| __builtin_trap (); | |
| } |