diff options
Diffstat (limited to 'gcc/stmt.c')
| -rw-r--r-- | gcc/stmt.c | 22 |
1 files changed, 13 insertions, 9 deletions
@@ -1757,7 +1757,10 @@ expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line) || GET_CODE (op) == CONCAT) { tree type = TREE_TYPE (TREE_VALUE (tail)); - rtx memloc = assign_temp (type, 1, 1, 1); + tree qual_type = build_qualified_type (type, + (TYPE_QUALS (type) + | TYPE_QUAL_CONST)); + rtx memloc = assign_temp (qual_type, 1, 1, 1); emit_move_insn (memloc, op); op = memloc; @@ -3100,8 +3103,10 @@ expand_return (retval) { /* Calculate the return value into a temporary (usually a pseudo reg). */ - val = assign_temp (TREE_TYPE (DECL_RESULT (current_function_decl)), - 0, 0, 1); + tree ot = TREE_TYPE (DECL_RESULT (current_function_decl)); + tree nt = build_qualified_type (ot, TYPE_QUALS (ot) | TYPE_QUAL_CONST); + + val = assign_temp (nt, 0, 0, 1); val = expand_expr (retval_rhs, val, GET_MODE (val), 0); val = force_not_mem (val); emit_queue (); @@ -3822,12 +3827,13 @@ expand_decl (decl) if (type == error_mark_node) DECL_RTL (decl) = gen_rtx_MEM (BLKmode, const0_rtx); + else if (DECL_SIZE (decl) == 0) /* Variable with incomplete type. */ { if (DECL_INITIAL (decl) == 0) /* Error message was already done; now avoid a crash. */ - DECL_RTL (decl) = assign_stack_temp (DECL_MODE (decl), 0, 1); + DECL_RTL (decl) = gen_rtx_MEM (BLKmode, const0_rtx); else /* An initializer is going to decide the size of this array. Until we know the size, represent its address with a reg. */ @@ -4735,18 +4741,16 @@ add_case_node (low, high, label, duplicate) } } - /* Add this label to the chain, and succeed. - Copy LOW, HIGH so they are on temporary rather than momentary - obstack and will thus survive till the end of the case statement. */ + /* Add this label to the chain, and succeed. */ r = (struct case_node *) xmalloc (sizeof (struct case_node)); - r->low = copy_node (low); + r->low = low; /* If the bounds are equal, turn this into the one-value case. */ if (tree_int_cst_equal (low, high)) r->high = r->low; else - r->high = copy_node (high); + r->high = high; r->code_label = label; expand_label (label); |