1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/format/errmk-1.c b/gcc/testsuite/gcc.dg/format/errmk-1.c
new file mode 100644
index 0000000..bf05f4e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/format/errmk-1.c
@@ -0,0 +1,12 @@
+/* Test for format checking not giving tree checking errors.  */
+/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
+/* { dg-do compile } */
+/* { dg-options "-Wformat" } */
+
+extern int printf (const char *, ...);
+
+void
+foo (int t)
+{
+  printf ("%*d", u, t); /* { dg-error "undeclared|function" "u undeclared error" } */
+}