| /* RUN: %clang_cc1 -fsyntax-only -verify -triple i386-apple-darwin9 -Wformat-non-iso -std=c89 %s |
| */ |
| |
| int scanf(const char * restrict, ...); |
| int printf(const char *restrict, ...); |
| |
| void foo(char **sp, float *fp, int *ip) { |
| scanf("%as", sp); /* expected-warning{{'a' length modifier is not supported by ISO C}} */ |
| scanf("%a[abc]", sp); /* expected-warning{{'a' length modifier is not supported by ISO C}} */ |
| |
| /* TODO: Warn that the 'a' conversion specifier is a C99 feature. */ |
| scanf("%a", fp); |
| scanf("%afoobar", fp); |
| printf("%a", 1.0); |
| printf("%as", 1.0); |
| printf("%aS", 1.0); |
| printf("%a[", 1.0); |
| printf("%afoo", 1.0); |
| |
| scanf("%da", ip); |
| |
| /* Test argument type check for the 'a' length modifier. */ |
| scanf("%as", fp); /* expected-warning{{format specifies type 'char **' but the argument has type 'float *'}} |
| expected-warning{{'a' length modifier is not supported by ISO C}} */ |
| scanf("%aS", fp); /* expected-warning{{format specifies type 'wchar_t **' (aka 'int **') but the argument has type 'float *'}} |
| expected-warning{{'a' length modifier is not supported by ISO C}} |
| expected-warning{{'S' conversion specifier is not supported by ISO C}} */ |
| scanf("%a[abc]", fp); /* expected-warning{{format specifies type 'char **' but the argument has type 'float *'}} |
| expected-warning{{'a' length modifier is not supported by ISO C}} */ |
| } |