- // ... try allocating memory somewhere else?;
- barf("loadObj: failed to mmap() memory below 2Gb; asked for %lu bytes at %p, got %p. Try specifying an address with +RTS -xm<addr> -RTS", size, map_addr, result);
+#if defined(freebsd_HOST_OS)
+ // Some platforms require MAP_FIXED. This is normally
+ // a bad idea, because MAP_FIXED will overwrite
+ // existing mappings.
+ munmap(result,size);
+ fixed = MAP_FIXED;
+ goto mmap_again;
+#else
+ barf("loadObj: failed to mmap() memory below 2Gb; asked for %lu bytes at %p. Try specifying an address with +RTS -xm<addr> -RTS", size, map_addr, result);
+#endif