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From 433d639c131ead9f557814afb1f15a0b81e86143 Mon Sep 17 00:00:00 2001
From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 23 May 2011 20:37:18 +0000
Subject: [PATCH] PR lto/49123
* fold-const.c (constant_boolean_node): If type is non-NULL,
use build_int_cst_type instead of build_int_cst.
* gcc.c-torture/execute/pr49123.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@174087 138bc75d-0d04-0410-961f-82ee72b054a4
index 053ae30..51be79d 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -5953,8 +5953,10 @@ constant_boolean_node (int value, tree type)
return value ? integer_one_node : integer_zero_node;
else if (type == boolean_type_node)
return value ? boolean_true_node : boolean_false_node;
+ else if (type)
+ return build_int_cst_type (type, value);
else
- return build_int_cst (type, value);
+ return build_int_cst (NULL_TREE, value);
}
new file mode 100644
index 0000000..2f1f793
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr49123.c
@@ -0,0 +1,14 @@
+/* PR lto/49123 */
+
+extern void abort (void);
+static struct S { int f : 1; } s;
+static int v = -1;
+
+int
+main ()
+{
+ s.f = v < 0;
+ if ((unsigned int) s.f != -1U)
+ abort ();
+ return 0;
+}
--
1.7.0.4
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