diff options
Diffstat (limited to 'test/Modules/check-for-sanitizer-feature.cpp')
-rw-r--r-- | test/Modules/check-for-sanitizer-feature.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/test/Modules/check-for-sanitizer-feature.cpp b/test/Modules/check-for-sanitizer-feature.cpp new file mode 100644 index 000000000000..40ae46c64684 --- /dev/null +++ b/test/Modules/check-for-sanitizer-feature.cpp @@ -0,0 +1,66 @@ +// 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,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: AST file 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 |