diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 62c8625..03598a5 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -8561,10 +8561,11 @@ fold_unary_loc (location_t loc, enum tree_code code, tree type, tree op0) &mode, &unsignedp, &volatilep, false); /* If the reference was to a (constant) zero offset, we can use the address of the base if it has the same base type - as the result type. */ + as the result type and the pointer type is unqualified. */ if (! offset && bitpos == 0 - && TYPE_MAIN_VARIANT (TREE_TYPE (type)) + && (TYPE_MAIN_VARIANT (TREE_TYPE (type)) == TYPE_MAIN_VARIANT (TREE_TYPE (base))) + && TYPE_QUALS (type) == TYPE_UNQUALIFIED) return fold_convert_loc (loc, type, build_fold_addr_expr_loc (loc, base)); } |