From e99ca799e865e6adf6690480e561ac34e6934ff7 Mon Sep 17 00:00:00 2001
From: zack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 6 Apr 1999 21:31:13 +0000
Subject: [PATCH] Regression test for current cpplib bug. Should not fail if
you are using cccp. Expect it to fail if you are using cpplib.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26224 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/testsuite/gcc.dg/990407-1.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
create mode 100644 gcc/testsuite/gcc.dg/990407-1.c
diff --git a/gcc/testsuite/gcc.dg/990407-1.c b/gcc/testsuite/gcc.dg/990407-1.c
new file mode 100644
index 000000000000..96b3f8626394
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/990407-1.c
@@ -0,0 +1,18 @@
+/* Regression test for a cpplib macro-expansion bug where
+ `@' becomes `@@' when stringified. */
+
+/* { dg-do run } */
+
+#include <string.h>
+
+#define STR(x) #x
+
+char *a = STR(@foo), *b = "@foo";
+
+int
+main(void)
+{
+ if (strcmp (a, b))
+ abort ();
+ return 0;
+}
--
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