diff options
Diffstat (limited to 'gcc/tree-ssa.c')
| -rw-r--r-- | gcc/tree-ssa.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c index 60abc6b..ca51c66 100644 --- a/gcc/tree-ssa.c +++ b/gcc/tree-ssa.c @@ -1877,7 +1877,8 @@ non_rewritable_mem_ref_base (tree ref) if (DECL_P (decl) && (!integer_zerop (TREE_OPERAND (base, 1)) || (DECL_SIZE (decl) - != TYPE_SIZE (TREE_TYPE (base))))) + != TYPE_SIZE (TREE_TYPE (base))) + || TREE_THIS_VOLATILE (decl) != TREE_THIS_VOLATILE (base))) return decl; } @@ -1993,7 +1994,9 @@ execute_update_addresses_taken (void) if (DECL_P (decl) && (!integer_zerop (TREE_OPERAND (lhs, 1)) || (DECL_SIZE (decl) - != TYPE_SIZE (TREE_TYPE (orig_lhs))))) + != TYPE_SIZE (TREE_TYPE (orig_lhs))) + || (TREE_THIS_VOLATILE (lhs) + != TREE_THIS_VOLATILE (decl)))) bitmap_set_bit (not_reg_needs, DECL_UID (decl)); } } @@ -2040,7 +2043,9 @@ execute_update_addresses_taken (void) if (DECL_P (decl) && (!integer_zerop (TREE_OPERAND (lhs, 1)) || (TYPE_MAIN_VARIANT (TREE_TYPE (decl)) - != TYPE_MAIN_VARIANT (TREE_TYPE (orig_lhs))))) + != TYPE_MAIN_VARIANT (TREE_TYPE (orig_lhs))) + || (TREE_THIS_VOLATILE (lhs) + != TREE_THIS_VOLATILE (decl)))) bitmap_set_bit (not_reg_needs, DECL_UID (decl)); } } |