| /* Test for format checking of conditional expressions. */ |
| /* Origin: Joseph Myers <jsm28@cam.ac.uk> */ |
| /* { dg-do compile } */ |
| /* { dg-options "-std=gnu99 -Wformat" } */ |
| |
| #include "format.h" |
| |
| void |
| foo (long l, int nfoo) |
| { |
| printf ((nfoo > 1) ? "%d foos" : "%d foo", nfoo); |
| printf ((l > 1) ? "%d foos" : "%d foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ |
| printf ((l > 1) ? "%ld foos" : "%d foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ |
| printf ((l > 1) ? "%d foos" : "%ld foo", l); /* { dg-warning "int" "wrong type in conditional expr" } */ |
| /* Should allow one case to have extra arguments. */ |
| printf ((nfoo > 1) ? "%d foos" : "1 foo", nfoo); |
| printf ((nfoo > 1) ? "many foos" : "1 foo", nfoo); /* { dg-warning "too many" "too many args in all branches" } */ |
| printf ((nfoo > 1) ? "%d foos" : "", nfoo); |
| printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "1 foo" : "no foos"), nfoo); |
| printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%d foo" : "%d foos"), nfoo); |
| printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%d foo" : "%ld foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ |
| printf ((nfoo > 1) ? "%ld foos" : ((nfoo > 0) ? "%d foo" : "%d foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ |
| printf ((nfoo > 1) ? "%d foos" : ((nfoo > 0) ? "%ld foo" : "%d foos"), nfoo); /* { dg-warning "long int" "wrong type" } */ |
| /* Extra arguments to NULL should be complained about. */ |
| printf (NULL, "foo"); /* { dg-warning "too many" "NULL extra args" } */ |
| /* { dg-warning "null" "null format arg" { target *-*-* } 25 } */ |
| } |