diff options
Diffstat (limited to 'gcc/gimplify.c')
| -rw-r--r-- | gcc/gimplify.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/gimplify.c b/gcc/gimplify.c index f0eb04a..509fc2f 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -12538,9 +12538,15 @@ gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p, /* An lvalue will do. Take the address of the expression, store it in a temporary, and replace the expression with an INDIRECT_REF of that temporary. */ + tree ref_alias_type = reference_alias_ptr_type (*expr_p); + unsigned int ref_align = get_object_alignment (*expr_p); + tree ref_type = TREE_TYPE (*expr_p); tmp = build_fold_addr_expr_loc (input_location, *expr_p); gimplify_expr (&tmp, pre_p, post_p, is_gimple_reg, fb_rvalue); - *expr_p = build_simple_mem_ref (tmp); + if (TYPE_ALIGN (ref_type) != ref_align) + ref_type = build_aligned_type (ref_type, ref_align); + *expr_p = build2 (MEM_REF, ref_type, + tmp, build_zero_cst (ref_alias_type)); } else if ((fallback & fb_rvalue) && is_gimple_reg_rhs_or_call (*expr_p)) { |