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authorJoseph Myers <joseph@codesourcery.com>2010-09-24 16:14:40 +0100
committerJoseph Myers <jsm28@gcc.gnu.org>2010-09-24 16:14:40 +0100
commit5642f5d5d5e3f6867cbe4b7b6fb1588365514c9c (patch)
tree9634a20b24d74e1896dd160d848437b8df66e1f5 /gcc/testsuite
parent3fdb885199d6c52f584aefd9cc1bfa4b3380f97a (diff)
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common.opt (undef): New.
* common.opt (undef): New. testsuite: * gcc.dg/cpp/undef-opt-1.c: New test. From-SVN: r164599
Diffstat (limited to 'gcc/testsuite')
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/gcc.dg/cpp/undef-opt-1.c8
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 659dab2..8c526d5 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2010-09-24 Joseph Myers <joseph@codesourcery.com>
+
+ * gcc.dg/cpp/undef-opt-1.c: New test.
+
2010-09-24 Jason Merrill <jason@redhat.com>
* g++.dg/other/error10.C: Adjust expected output.
diff --git a/gcc/testsuite/gcc.dg/cpp/undef-opt-1.c b/gcc/testsuite/gcc.dg/cpp/undef-opt-1.c
new file mode 100644
index 0000000..99c5246
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/undef-opt-1.c
@@ -0,0 +1,8 @@
+/* Test -undef. A bug in its handling broke glibc builds because
+ "linux" was wrongly defined. */
+/* { dg-do preprocess } */
+/* { dg-options "-undef" } */
+
+#ifdef linux
+#error -undef broken
+#endif