diff options
Diffstat (limited to 'gcc/tree-ssa-alias.c')
| -rw-r--r-- | gcc/tree-ssa-alias.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c index 111f375..3258315 100644 --- a/gcc/tree-ssa-alias.c +++ b/gcc/tree-ssa-alias.c @@ -1350,19 +1350,16 @@ nonoverlapping_component_refs_p (const_tree x, const_tree y) same. */ if (DECL_BIT_FIELD_REPRESENTATIVE (fieldx) == fieldy || DECL_BIT_FIELD_REPRESENTATIVE (fieldy) == fieldx) - { - ++alias_stats.nonoverlapping_component_refs_p_may_alias; - return false; - } + ; /* Different fields of the same record type cannot overlap. ??? Bitfields can overlap at RTL level so punt on them. */ - if (DECL_BIT_FIELD (fieldx) && DECL_BIT_FIELD (fieldy)) + else if (DECL_BIT_FIELD (fieldx) && DECL_BIT_FIELD (fieldy)) + ; + else { - ++alias_stats.nonoverlapping_component_refs_p_may_alias; - return false; + ++alias_stats.nonoverlapping_component_refs_p_no_alias; + return true; } - ++alias_stats.nonoverlapping_component_refs_p_no_alias; - return true; } } if (TYPE_UID (typex) < TYPE_UID (typey)) |