| // RUN: %clang_cc1 -std=c17 -fsyntax-only -verify=ext -Wno-unused %s |
| // RUN: %clang_cc1 -std=c2x -fsyntax-only -verify=compat -Wpre-c2x-compat -Wno-unused %s |
| // RUN: %clang_cc1 -fsyntax-only -verify=cpp -Wbit-int-extension -Wno-unused -x c++ %s |
| |
| #if 18446744073709551615uwb // ext-warning {{'_BitInt' suffix for literals is a C23 extension}} \ |
| compat-warning {{'_BitInt' suffix for literals is incompatible with C standards before C23}} \ |
| cpp-error {{invalid suffix 'uwb' on integer constant}} |
| #endif |
| |
| #if 18446744073709551615__uwb // ext-error {{invalid suffix '__uwb' on integer constant}} \ |
| compat-error {{invalid suffix '__uwb' on integer constant}} \ |
| cpp-warning {{'_BitInt' suffix for literals is a Clang extension}} |
| #endif |
| |
| void func(void) { |
| 18446744073709551615wb; // ext-warning {{'_BitInt' suffix for literals is a C23 extension}} \ |
| compat-warning {{'_BitInt' suffix for literals is incompatible with C standards before C23}} \ |
| cpp-error {{invalid suffix 'wb' on integer constant}} |
| |
| 18446744073709551615__wb; // ext-error {{invalid suffix '__wb' on integer constant}} \ |
| compat-error {{invalid suffix '__wb' on integer constant}} \ |
| cpp-warning {{'_BitInt' suffix for literals is a Clang extension}} |
| } |