1/* Test for format checking of conditional expressions. */ 2/* Origin: Joseph Myers <jsm28@cam.ac.uk> */ 3/* { dg-do compile { target { *-*-mingw* } } } */ 4/* { dg-options "-std=gnu99 -Wformat" } */ 5 6#define USE_SYSTEM_FORMATS 7#include "format.h" 8 9void 10foo (long l, int nfoo) 11{ 12 printf ((nfoo > 1) ? "%d foos" : "%d foo", nfoo); 13 printf ((l > 1) ? "%d foos" : "%d foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ 14 printf ((l > 1) ? "%ld foos" : "%d foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ 15 printf ((l > 1) ? "%d foos" : "%ld foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ 16 /* Should allow one case to have extra arguments. */ 17 printf ((nfoo > 1) ? "%d foos" : "1 foo", nfoo); 18 printf ((nfoo > 1) ? "many foos" : "1 foo", nfoo); /* { dg-warning "too many" "too many args in all branches" } */ 19 printf ((nfoo > 1) ? "%d foos" : "", nfoo); 20 printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "1 foo" : "no foos"), nfoo); 21 printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%d foo" : "%d foos"), nfoo); 22 printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%d foo" : "%ld foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ 23 printf ((nfoo > 1) ? "%ld foos" : ((nfoo > 0) ? "%d foo" : "%d foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ 24 printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%ld foo" : "%d foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ 25 /* Extra arguments to NULL should be complained about. */ 26 printf (NULL, "foo"); /* { dg-warning "too many" "NULL extra args" } */ 27 /* { dg-warning "null" "null format arg" { target *-*-* } 26 } */ 28} 29