/* Test for printf formats. Formats using extensions to the standard should be rejected in strict pedantic mode. */ /* Origin: Joseph Myers */ /* { dg-do compile } */ /* { dg-options "-std=iso9899:1999 -pedantic -Wformat" } */ #include "format.h" void foo (int i, long long ll, size_t z, wint_t lc, wchar_t *ls) { /* The length modifiers q, Z and L as applied to integer formats are extensions. */ printf ("%qd", ll); /* { dg-warning "C" "%q length" } */ printf ("%Ld", ll); /* { dg-warning "C" "%L length" } */ printf ("%Zd", z); /* { dg-warning "C" "%Z length" } */ /* The conversion specifiers C and S are X/Open extensions; the conversion specifier m is a GNU extension. */ printf ("%m"); /* { dg-warning "C" "printf %m" } */ printf ("%C", lc); /* { dg-warning "C" "printf %C" } */ printf ("%S", ls); /* { dg-warning "C" "printf %S" } */ /* The flag character ', and the use of operand number $ formats, are X/Open extensions. */ printf ("%'d", i); /* { dg-warning "C" "printf ' flag" } */ printf ("%1$d", i); /* { dg-warning "C" "printf $ format" } */ /* The flag character I is a GNU extension. */ printf ("%Id", i); /* { dg-warning "C" "printf I flag" } */ }
