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authorneil <neil@138bc75d-0d04-0410-961f-82ee72b054a4>2001-10-02 22:30:15 +0000
committerneil <neil@138bc75d-0d04-0410-961f-82ee72b054a4>2001-10-02 22:30:15 +0000
commit80b8963ec4bf6d9b7be9573e3b584fbcf0a6a2ce (patch)
tree2178bb8d6607fee9c70df928aa521d32d269801f
parent17a611d51953546f188d77a3d5c380983212bcb6 (diff)
downloadppe42-gcc-80b8963ec4bf6d9b7be9573e3b584fbcf0a6a2ce.tar.gz
ppe42-gcc-80b8963ec4bf6d9b7be9573e3b584fbcf0a6a2ce.zip
* gcc.dg/cpp/macro11.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45978 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/gcc.dg/cpp/macro11.c16
2 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 087feed8da1..e289f1a4685 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * gcc.dg/cpp/macro11.c: New test.
+
2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
* g++.dg/warn/format2.C, gcc.dg/format/attr-7.c,
diff --git a/gcc/testsuite/gcc.dg/cpp/macro11.c b/gcc/testsuite/gcc.dg/cpp/macro11.c
new file mode 100644
index 00000000000..b131223b932
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/macro11.c
@@ -0,0 +1,16 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc. */
+
+/* { dg-do preprocess } */
+
+/* Source: Neil Booth, 2 Oct 2001.
+
+ Tests that we clear the disabled flag that is set by the
+ macro-defined-to-itself optimization (the optimization might not be
+ worth it). */
+
+#define foo foo
+#undef foo
+#define foo 1
+#if !foo
+#error foo still disabled!
+#endif
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