+
−/* PR c/65066 */
+
−/* { dg-do compile } */
+
−/* { dg-options "-Wformat -Wformat-signedness" } */
+
−
+
−extern int sscanf (const char *restrict, const char *restrict, ...);
+
−int *a;
+
−
+
−void
+
−foo ()
+
−{
+
−  sscanf (0, "0x%x  #", a); /* { dg-warning "expects argument of type" } */
+
−}