| // RUN: rm -rf %t |
| // RUN: rm -rf %t-saved |
| // RUN: mkdir %t-saved |
| |
| // Initial module build |
| // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fbuiltin-headers-in-system-modules \ |
| // RUN: -fmodules-cache-path=%t -fdisable-module-hash -isystem %S/Inputs/System/usr/include \ |
| // RUN: -fsyntax-only %s -verify |
| // RUN: cp %t/cstd.pcm %t-saved/cstd.pcm |
| |
| // Even with -Werror don't rebuild a system module |
| // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fbuiltin-headers-in-system-modules \ |
| // RUN: -fmodules-cache-path=%t -fdisable-module-hash -isystem %S/Inputs/System/usr/include \ |
| // RUN: -fsyntax-only %s -verify -Werror |
| // RUN: diff %t/cstd.pcm %t-saved/cstd.pcm |
| |
| // Unless -Wsystem-headers is on |
| // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fbuiltin-headers-in-system-modules \ |
| // RUN: -fmodules-cache-path=%t -fdisable-module-hash -isystem %S/Inputs/System/usr/include \ |
| // RUN: -fsyntax-only %s -verify -Werror=unused -Wsystem-headers |
| // RUN: not diff %t/cstd.pcm %t-saved/cstd.pcm |
| |
| // expected-no-diagnostics |
| @import cstd; |