| // RUN: rm -rf %t.1 %t.2 | |
| // RUN: mkdir %t.1 %t.2 | |
| // Build and use an ASan-enabled module. | |
| // RUN: %clang_cc1 -fsanitize=address -fmodules -fmodules-cache-path=%t.1 \ | |
| // RUN: -fmodule-map-file=%S/Inputs/check-for-sanitizer-feature/map \ | |
| // RUN: -I %S/Inputs/check-for-sanitizer-feature -verify %s | |
| // RUN: ls %t.1 | count 2 | |
| // Force a module rebuild by disabling ASan. | |
| // RUN: %clang_cc1 -fmodules -fmodules-cache-path=%t.1 \ | |
| // RUN: -fmodule-map-file=%S/Inputs/check-for-sanitizer-feature/map \ | |
| // RUN: -I %S/Inputs/check-for-sanitizer-feature -verify %s | |
| // RUN: ls %t.1 | count 3 | |
| // Enable ASan again: check that there is no import failure, and no rebuild. | |
| // RUN: %clang_cc1 -fsanitize=address -fmodules -fmodules-cache-path=%t.1 \ | |
| // RUN: -fmodule-map-file=%S/Inputs/check-for-sanitizer-feature/map \ | |
| // RUN: -I %S/Inputs/check-for-sanitizer-feature -verify %s | |
| // RUN: ls %t.1 | count 3 | |
| // Some sanitizers can not affect AST generation when enabled. Check that | |
| // module rebuilds don't occur when these sanitizers are enabled. | |
| // | |
| // First, build without any sanitization. | |
| // RUN: %clang_cc1 -fmodules -fmodules-cache-path=%t.2 \ | |
| // RUN: -fmodule-map-file=%S/Inputs/check-for-sanitizer-feature/map \ | |
| // RUN: -I %S/Inputs/check-for-sanitizer-feature -verify %s | |
| // RUN: ls %t.2 | count 2 | |
| // | |
| // Next, build with sanitization, and check that a new module isn't built. | |
| // RUN: %clang_cc1 -fsanitize=cfi-vcall,float-divide-by-zero,unsigned-integer-overflow,nullability-arg,null -fmodules \ | |
| // RUN: -fmodules-cache-path=%t.2 \ | |
| // RUN: -fmodule-map-file=%S/Inputs/check-for-sanitizer-feature/map \ | |
| // RUN: -I %S/Inputs/check-for-sanitizer-feature -verify %s | |
| // RUN: ls %t.2 | count 2 | |
| // Finally, test that including enabled sanitizers in the module hash isn't | |
| // required to ensure correctness of module imports. | |
| // | |
| // Emit a PCH with ASan enabled. | |
| // RUN: %clang_cc1 -x c -fsanitize=address %S/Inputs/check-for-sanitizer-feature/check.h -emit-pch -o %t.asan_pch | |
| // | |
| // Import the PCH without ASan enabled (we expect an error). | |
| // RUN: not %clang_cc1 -x c -include-pch %t.asan_pch %s -verify 2>&1 | FileCheck %s --check-prefix=PCH_MISMATCH | |
| // PCH_MISMATCH: precompiled file '{{.*}}.asan_pch' was compiled with the target feature '-fsanitize=address' but the current translation unit is not | |
| // | |
| // Emit a PCH with UBSan enabled. | |
| // RUN: %clang_cc1 -x c -fsanitize=null %S/Inputs/check-for-sanitizer-feature/check.h -emit-pch -o %t.ubsan_pch | |
| // | |
| // Import the PCH without UBSan enabled (should work just fine). | |
| // RUN: %clang_cc1 -x c -include-pch %t.ubsan_pch %s -I %S/Inputs/check-for-sanitizer-feature -verify | |
| #include "check.h" | |
| #if __has_feature(address_sanitizer) | |
| #if HAS_ASAN != 1 | |
| #error Module doesn't have the address_sanitizer feature, but main program does. | |
| #endif | |
| #else | |
| #if HAS_ASAN != 0 | |
| #error Module has the address_sanitizer feature, but main program doesn't. | |
| #endif | |
| #endif | |
| // expected-no-diagnostics |