From 010c4d9c147b2bf50580f322fbe94fbde1206971 Mon Sep 17 00:00:00 2001
From: Roger Sayle <roger@eyesopen.com>
Date: Wed, 5 Jan 2005 17:27:26 +0000
Subject: re PR middle-end/19100 (Wrong code for ?-operator with casted
 ?-operator predicat)

	PR middle-end/19100
	* c-common.c: Include real.h.
	(c_common_truthvalue_conversion): Avoid destructively modifying expr.
	Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
	Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
	* Makefile.in (c-common.o): Update dependencies.

	* gcc.dg/conv-3.c: New test case.

From-SVN: r92957
---
 gcc/testsuite/gcc.dg/conv-3.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 gcc/testsuite/gcc.dg/conv-3.c

(limited to 'gcc/testsuite/gcc.dg/conv-3.c')

diff --git a/gcc/testsuite/gcc.dg/conv-3.c b/gcc/testsuite/gcc.dg/conv-3.c
new file mode 100644
index 0000000..3b4f430
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/conv-3.c
@@ -0,0 +1,18 @@
+/* PR middle-end/19100 */
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+void abort (void);
+
+int test (int v)
+{
+  return ((signed char) (v ? 0x100 : 0)) ? 17 : 18;
+}
+
+int main()
+{
+  if (test (2) != 18)
+    abort ();
+  return 0;
+}
+
-- 
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