/* Test for format checking of constant arrays. */ /* Origin: Joseph Myers */ /* { dg-do compile } */ /* { dg-options "-std=gnu99 -Wformat=2" } */ #include "format.h" const char a1[] = "foo"; const char a2[] = "foo%d"; const char b1[3] = "foo"; const char b2[1] = "1"; static const char c1[] = "foo"; static const char c2[] = "foo%d"; char d[] = "foo"; volatile const char e[] = "foo"; void foo (int i, long l) { const char p1[] = "bar"; const char p2[] = "bar%d"; static const char q1[] = "bar"; static const char q2[] = "bar%d"; printf (a1); printf (a2, i); printf (a2, l); /* { dg-warning "format" "wrong type with array" } */ printf (b1); /* { dg-warning "unterminated" "unterminated array" } */ printf (b2); /* { dg-warning "unterminated" "unterminated array" } */ printf (c1); printf (c2, i); printf (c2, l); /* { dg-warning "format" "wrong type with array" } */ printf (p1); printf (p2, i); printf (p2, l); /* { dg-warning "format" "wrong type with array" } */ printf (q1); printf (q2, i); printf (q2, l); /* { dg-warning "format" "wrong type with array" } */ /* Volatile or non-constant arrays must not be checked. */ printf (d); /* { dg-warning "not a string literal" "non-const" } */ printf ((const char *)e); /* { dg-warning "not a string literal" "volatile" } */ }