diff options
Diffstat (limited to 'gcc-4.9/gcc/gimple-expr.c')
| -rw-r--r-- | gcc-4.9/gcc/gimple-expr.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc-4.9/gcc/gimple-expr.c b/gcc-4.9/gcc/gimple-expr.c index da663d6fb..7827b5a0d 100644 --- a/gcc-4.9/gcc/gimple-expr.c +++ b/gcc-4.9/gcc/gimple-expr.c @@ -37,6 +37,7 @@ along with GCC; see the file COPYING3. If not see #include "stor-layout.h" #include "demangle.h" #include "gimple-ssa.h" +#include "l-ipo.h" /* ----- Type related ----- */ @@ -278,7 +279,9 @@ useless_type_conversion_p (tree outer_type, tree inner_type) compared types. */ else if (AGGREGATE_TYPE_P (inner_type) && TREE_CODE (inner_type) == TREE_CODE (outer_type)) - return false; + return (L_IPO_COMP_MODE + && (equivalent_struct_types_for_tbaa (inner_type, + outer_type) == 1)); return false; } |