* gcc.dg/cpp/macro11.c: New test.

From-SVN: r45978

* gcc.dg/cpp/macro11.c: New test.
From-SVN: r45978
a2566f60 · Neil Booth · Neil Booth · d1c3e709 · a2566f60 · a2566f60
Commit a2566f60 authored Oct 02, 2001 by Neil Booth Committed by Neil Booth Oct 02, 2001
Hide whitespace changes
Inline Side-by-side

Showing with 20 additions and 0 deletions

gcc/testsuite/ChangeLog
+4 -0

gcc/testsuite/gcc.dg/cpp/macro11.c
+16 -0

No files found.
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
+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,

--- a/gcc/testsuite/gcc.dg/cpp/macro11.c
+++ b/gcc/testsuite/gcc.dg/cpp/macro11.c
+/* 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