| // RUN: %clang_cc1 -std=c99 -E %s -o - | FileCheck --check-prefix=CHECK-PED-NONE %s |
| // RUN: %clang_cc1 -std=c99 -pedantic-errors -E %s -o - | FileCheck --check-prefix=CHECK-PED-ERR %s |
| |
| // CHECK-PED-NONE: no_dummy_extension |
| #if !__has_extension(dummy_extension) |
| int no_dummy_extension(); |
| #endif |
| |
| // Arbitrary feature to test that has_extension is a superset of has_feature |
| // CHECK-PED-NONE: attribute_overloadable |
| #if __has_extension(attribute_overloadable) |
| int attribute_overloadable(); |
| #endif |
| |
| // CHECK-PED-NONE: has_c_static_assert |
| // CHECK-PED-ERR: no_c_static_assert |
| #if __has_extension(c_static_assert) |
| int has_c_static_assert(); |
| #else |
| int no_c_static_assert(); |
| #endif |
| |
| // CHECK-PED-NONE: has_c_generic_selections |
| // CHECK-PED-ERR: no_c_generic_selections |
| #if __has_extension(c_generic_selections) |
| int has_c_generic_selections(); |
| #else |
| int no_c_generic_selections(); |
| #endif |
| |
| // CHECK-PED-NONE: has_c_alignas |
| // CHECK-PED-ERR: no_c_alignas |
| #if __has_extension(c_alignas) |
| int has_c_alignas(); |
| #else |
| int no_c_alignas(); |
| #endif |
| |
| // CHECK-PED-NONE: has_c_alignof |
| // CHECK-PED-ERR: no_c_alignof |
| #if __has_extension(c_alignof) |
| int has_c_alignof(); |
| #else |
| int no_c_alignof(); |
| #endif |
| |
| // Arbitrary feature to test that the extension name can be surrounded with |
| // double underscores. |
| // CHECK-PED-NONE: has_double_underscores |
| #if __has_extension(__c_alignas__) |
| int has_double_underscores(); |
| #endif |
