// RUN: %clang_cc1 -triple x86_64-apple-darwin9.0 -fsyntax-only -verify -Wno-format -Wformat-type-confusion %s __attribute__((format(__printf__, 1, 2))) int printf(const char *msg, ...); #define FMT "%hd %hu %d %u %hhd %hhu %c" int main() { _Bool b = 0; printf(FMT, b, // expected-warning {{format specifies type 'short' but the argument has type '_Bool'}} b, // expected-warning {{format specifies type 'unsigned short' but the argument has type '_Bool'}} b, b, b, b, b); unsigned char uc = 0; printf(FMT, uc, // expected-warning {{format specifies type 'short' but the argument has type 'unsigned char'}} uc, // expected-warning {{format specifies type 'unsigned short' but the argument has type 'unsigned char'}} uc, uc, uc, uc, uc); signed char sc = 0; printf(FMT, sc, // expected-warning {{format specifies type 'short' but the argument has type 'signed char'}} sc, // expected-warning {{format specifies type 'unsigned short' but the argument has type 'signed char'}} sc, sc, sc, sc, sc); }