diff options
Diffstat (limited to 'gcc/alias.c')
| -rw-r--r-- | gcc/alias.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/gcc/alias.c b/gcc/alias.c index 425eb0b..22717ad 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -417,17 +417,9 @@ get_alias_set_entry (alias_set_type alias_set) static inline int mems_in_disjoint_alias_sets_p (const_rtx mem1, const_rtx mem2) { -/* Perform a basic sanity check. Namely, that there are no alias sets - if we're not using strict aliasing. This helps to catch bugs - whereby someone uses PUT_CODE, but doesn't clear MEM_ALIAS_SET, or - where a MEM is allocated in some way other than by the use of - gen_rtx_MEM, and the MEM_ALIAS_SET is not cleared. If we begin to - use alias sets to indicate that spilled registers cannot alias each - other, we might need to remove this check. */ - gcc_assert (flag_strict_aliasing - || (!MEM_ALIAS_SET (mem1) && !MEM_ALIAS_SET (mem2))); - - return ! alias_sets_conflict_p (MEM_ALIAS_SET (mem1), MEM_ALIAS_SET (mem2)); + return (flag_strict_aliasing + && ! alias_sets_conflict_p (MEM_ALIAS_SET (mem1), + MEM_ALIAS_SET (mem2))); } /* Return true if the first alias set is a subset of the second. */ |