[clang] [sanitizer][CFI] Add support to build CFI with sanitize-coverage (PR #131296)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang

@llvm/pr-subscribers-clang-driver

Author: Maxim Zhukov (Mephistophiles)

<details>
<summary>Changes</summary>

Added ability to build together with -fsanitize=cfi and
-fsanitize-coverage=trace-cmp at the same time.


---
Full diff: https://github.com/llvm/llvm-project/pull/131296.diff


1 Files Affected:

- (modified) clang/lib/Driver/SanitizerArgs.cpp (+2-1) 


``````````diff
diff --git a/clang/lib/Driver/SanitizerArgs.cpp b/clang/lib/Driver/SanitizerArgs.cpp
index 6e75001585c61..3c7cd562a14e3 100644
--- a/clang/lib/Driver/SanitizerArgs.cpp
+++ b/clang/lib/Driver/SanitizerArgs.cpp
@@ -54,7 +54,8 @@ static const SanitizerMask SupportsCoverage =
     SanitizerKind::FuzzerNoLink | SanitizerKind::FloatDivideByZero |
     SanitizerKind::SafeStack | SanitizerKind::ShadowCallStack |
     SanitizerKind::Thread | SanitizerKind::ObjCCast | SanitizerKind::KCFI |
-    SanitizerKind::NumericalStability | SanitizerKind::Vptr;
+    SanitizerKind::NumericalStability | SanitizerKind::Vptr |
+    SanitizerKind::CFI;
 static const SanitizerMask RecoverableByDefault =
     SanitizerKind::Undefined | SanitizerKind::Integer |
     SanitizerKind::ImplicitConversion | SanitizerKind::Nullability |

``````````

</details>


https://github.com/llvm/llvm-project/pull/131296