forked from OSchip/llvm-project
22 lines
605 B
C
22 lines
605 B
C
// RUN: %clang_cc1 -fsyntax-only %s -verify
|
|
#ifndef __has_warning
|
|
#error Should have __has_warning
|
|
#endif
|
|
|
|
#if __has_warning("not valid") // expected-warning {{__has_warning expected option name}}
|
|
#endif
|
|
|
|
// expected-warning@+2 {{Should have -Wparentheses}}
|
|
#if __has_warning("-Wparentheses")
|
|
#warning Should have -Wparentheses
|
|
#endif
|
|
|
|
#if __has_warning(-Wfoo) // expected-error {{builtin warning check macro requires a parenthesized string}}
|
|
#endif
|
|
|
|
// expected-warning@+3 {{Not a valid warning flag}}
|
|
#if __has_warning("-Wnot-a-valid-warning-flag-at-all")
|
|
#else
|
|
#warning Not a valid warning flag
|
|
#endif
|