3 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7a5a719..8c072e2 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2006-12-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR preprocessor/29612
+	* gcc.dg/cpp/pr29612-1.c: New test.
+	* gcc.dg/cpp/pr29612-2.c: New test.
+
 2006-12-28  Paul Thomas  <pault@gcc.gnu.org>
 
 	PR fortran/30034
diff --git a/gcc/testsuite/gcc.dg/cpp/pr29612-1.c b/gcc/testsuite/gcc.dg/cpp/pr29612-1.c
new file mode 100644
index 0000000..f840c38
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/pr29612-1.c
@@ -0,0 +1,15 @@
+/* PR preprocessor/29612 */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+# 6 "pr29612-1.c"
+
+int foo (void) { return 'ab'; } /* { dg-warning "multi-character" } */
+
+# 1 "foo.h" 1 3
+
+int bar (void) { return 'ab'; } /* No warning in system header.  */
+
+# 14 "pr29612-1.c" 2
+
+int baz (void) { return 'ab'; } /* { dg-warning "multi-character" } */
diff --git a/gcc/testsuite/gcc.dg/cpp/pr29612-2.c b/gcc/testsuite/gcc.dg/cpp/pr29612-2.c
new file mode 100644
index 0000000..813eb77
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/pr29612-2.c
@@ -0,0 +1,18 @@
+/* PR preprocessor/29612 */
+/* { dg-do preprocess } */
+/* { dg-options "-Wtraditional -fno-show-column" } */
+
+# 6 "pr29612-2.c"
+
+#if 1U /* { dg-warning "traditional C rejects" "numeric constant suffix" } */
+#endif
+
+# 1 "foo.h" 1 3
+
+#if 1U
+#endif /* No warning in system header.  */
+
+# 16 "pr29612-2.c" 2
+
+#if 1U /* { dg-warning "traditional C rejects" "numeric constant suffix" } */
+#endif