15587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com/* RUN: %clang_cc1 -fsyntax-only -verify -triple i386-apple-darwin9 -pedantic -std=c89 %s 25587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com */ 35587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com 45587ac09beec4c056332504f3fa85990520b43fddjsollen@google.comint scanf(const char * restrict, ...); 55587ac09beec4c056332504f3fa85990520b43fddjsollen@google.comint printf(const char *restrict, ...); 65587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com 75587ac09beec4c056332504f3fa85990520b43fddjsollen@google.comvoid foo(char **sp, float *fp, int *ip) { 85587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com scanf("%as", sp); /* expected-warning{{'a' length modifier is not supported by ISO C}} */ 95587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com scanf("%a[abc]", sp); /* expected-warning{{'a' length modifier is not supported by ISO C}} */ 105587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com 115587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com /* TODO: Warn that the 'a' conversion specifier is a C99 feature. */ 12339e79fbeabae18a8b9ea094293c7c25eaf9dd68djsollen@google.com scanf("%a", fp); 1307f6cf372dc003694c79cfb313923fef9eaf8dc8commit-bot@chromium.org scanf("%afoobar", fp); 145587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com printf("%a", 1.0); 155587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com printf("%as", 1.0); 165587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com printf("%aS", 1.0); 175587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com printf("%a[", 1.0); 185587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com printf("%afoo", 1.0); 195587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com 20352c2181d15ed053c3b759f08ff1f51d50e2d3bbscroggo scanf("%da", ip); 21352c2181d15ed053c3b759f08ff1f51d50e2d3bbscroggo 22352c2181d15ed053c3b759f08ff1f51d50e2d3bbscroggo /* Test argument type check for the 'a' length modifier. */ 2324519371cb541db6f59d903d21878ed9c45eb549scroggo scanf("%as", fp); /* expected-warning{{format specifies type 'char **' but the argument has type 'float *'}} 2424519371cb541db6f59d903d21878ed9c45eb549scroggo expected-warning{{'a' length modifier is not supported by ISO C}} */ 2524519371cb541db6f59d903d21878ed9c45eb549scroggo scanf("%aS", fp); /* expected-warning{{format specifies type 'wchar_t **' (aka 'int **') but the argument has type 'float *'}} 2624519371cb541db6f59d903d21878ed9c45eb549scroggo expected-warning{{'a' length modifier is not supported by ISO C}} 2724519371cb541db6f59d903d21878ed9c45eb549scroggo expected-warning{{'S' conversion specifier is not supported by ISO C}} */ 285587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com scanf("%a[abc]", fp); /* expected-warning{{format specifies type 'char **' but the argument has type 'float *'}} 295587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com expected-warning{{'a' length modifier is not supported by ISO C}} */ 305587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com} 315587ac09beec4c056332504f3fa85990520b43fddjsollen@google.com