gcc/gcc5-pr65034.patch

86 lines
2.3 KiB
Diff

2015-02-12 Jakub Jelinek <jakub@redhat.com>
PR ipa/65034
* stmt.c (emit_case_nodes): Use void_type_node instead of
NULL_TREE as LABEL_DECL type.
* decl.c (start_preparsed_function): Use void_type_node instead
of NULL_TREE as LABEL_DECL type.
* g++.dg/ipa/pr65034.C: New test.
--- gcc/stmt.c.jj 2015-01-15 23:39:17.000000000 +0100
+++ gcc/stmt.c 2015-02-12 10:11:44.688737296 +0100
@@ -1722,7 +1722,7 @@ emit_case_nodes (rtx index, case_node_pt
tree test_label
= build_decl (curr_insn_location (),
- LABEL_DECL, NULL_TREE, NULL_TREE);
+ LABEL_DECL, NULL_TREE, void_type_node);
/* The default label could be reached either through the right
subtree or the left subtree. Divide the probability
@@ -1881,7 +1881,7 @@ emit_case_nodes (rtx index, case_node_pt
Branch to a label where we will handle it later. */
test_label = build_decl (curr_insn_location (),
- LABEL_DECL, NULL_TREE, NULL_TREE);
+ LABEL_DECL, NULL_TREE, void_type_node);
probability = conditional_probability (
node->right->subtree_prob + default_prob/2,
subtree_prob + default_prob);
--- gcc/cp/decl.c.jj 2015-02-06 12:34:08.000000000 +0100
+++ gcc/cp/decl.c 2015-02-12 10:10:03.694397766 +0100
@@ -13703,7 +13703,7 @@ start_preparsed_function (tree decl1, tr
&& targetm.cxx.cdtor_returns_this ()))
{
cdtor_label = build_decl (input_location,
- LABEL_DECL, NULL_TREE, NULL_TREE);
+ LABEL_DECL, NULL_TREE, void_type_node);
DECL_CONTEXT (cdtor_label) = current_function_decl;
}
--- gcc/testsuite/g++.dg/ipa/pr65034.C.jj 2015-02-12 10:26:17.814382354 +0100
+++ gcc/testsuite/g++.dg/ipa/pr65034.C 2015-02-12 10:25:25.000000000 +0100
@@ -0,0 +1,40 @@
+// PR ipa/65034
+// { dg-do compile }
+// { dg-options "-g -O2" }
+
+enum B { C };
+enum D { E };
+struct A { A (B, D) { } };
+struct F { unsigned g, h, i, j; } a;
+
+void
+foo (unsigned x, unsigned y)
+{
+ switch (x)
+ {
+ case 6:
+ a.i = y;
+ break;
+ case 7:
+ a.j = y;
+ break;
+ default:
+ A (C, E);
+ }
+}
+
+void
+bar (unsigned x, unsigned y)
+{
+ switch (x)
+ {
+ case 6:
+ a.i = y;
+ break;
+ case 7:
+ a.j = y;
+ break;
+ default:
+ A (C, E);
+ }
+}