1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/binary-constants-2.c b/gcc/testsuite/gcc.dg/binary-constants-2.c
new file mode 100644
index 000000000..40d763646
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/binary-constants-2.c
@@ -0,0 +1,16 @@
+/* Test for binary integer constants: -pedantic warnings.  */
+
+/* Origin: Joerg Wunsch <j.gnu@uriah.heep.sax.de>.  */
+/* { dg-do compile } */
+/* { dg-options "-std=iso9899:1999 -pedantic" } */
+
+#define FOO 0b1101
+
+int
+foo (void)
+{
+#if FOO /* { dg-warning "binary constants are a GCC extension" } */
+  return 23;
+#endif
+  return 0b1101; /* { dg-warning "binary constants are a GCC extension" } */
+}