diff options
Diffstat (limited to 'gcc/config/rs6000/host-darwin.c')
| -rw-r--r-- | gcc/config/rs6000/host-darwin.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/gcc/config/rs6000/host-darwin.c b/gcc/config/rs6000/host-darwin.c index e6263044bc5..9f47cac937d 100644 --- a/gcc/config/rs6000/host-darwin.c +++ b/gcc/config/rs6000/host-darwin.c @@ -180,16 +180,19 @@ darwin_rs6000_gt_pch_use_address (void *addr, size_t sz, int fd, size_t off) if (munmap (pch_address_space + sz, sizeof (pch_address_space) - sz) != 0) fatal_error ("couldn't unmap pch_address_space: %m\n"); - mmap_result = mmap (addr, sz, - PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_FIXED, - fd, off); + if (ret) + { + mmap_result = mmap (addr, sz, + PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_FIXED, + fd, off); - /* The file might not be mmap-able. */ - ret = mmap_result == (void *) MAP_FAILED; + /* The file might not be mmap-able. */ + ret = mmap_result == (void *) MAP_FAILED; - /* Sanity check for broken MAP_FIXED. */ - if (ret && mmap_result != addr) - abort (); + /* Sanity check for broken MAP_FIXED. */ + if (!ret && mmap_result != addr) + abort (); + } return ret; } |