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diff gcc/testsuite/gcc.dg/cpp/wchar-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900 (2017-10-27)
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/cpp/wchar-1.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,24 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.  */
+
+/* { dg-do run } */
+/* { dg-options "-w" } */
+
+/* Source: Neil Booth, 24 Feb 2002.
+
+   Test if compiler and preprocessor agree on signeness of wide
+   chars.  */
+
+int main ()
+{
+  __WCHAR_TYPE__ c = -1;
+
+#if L'\x0' - 1 < 0
+  if (c > 0)
+    abort ();
+#else
+  if (c < 0)
+    abort ();
+#endif
+ 
+  return 0;
+}