[clang] [clang][Driver] Enable -fsanitize=type for Hexagon Linux (PR #191604)

[via cfe-commits]

llvmbot wrote:


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

@llvm/pr-subscribers-clang-driver

Author: Brian Cain (androm3da)

<details>
<summary>Changes</summary>

Allow the TypeSanitizer to be used on Hexagon Linux targets.

---
Full diff: https://github.com/llvm/llvm-project/pull/191604.diff


2 Files Affected:

- (modified) clang/lib/Driver/ToolChains/Linux.cpp (+1-1) 
- (modified) clang/test/Driver/sanitizer-ld.c (+10) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/Linux.cpp b/clang/lib/Driver/ToolChains/Linux.cpp
index bde99a3dac860..ffbfded75db3e 100644
--- a/clang/lib/Driver/ToolChains/Linux.cpp
+++ b/clang/lib/Driver/ToolChains/Linux.cpp
@@ -961,7 +961,7 @@ SanitizerMask Linux::getSupportedSanitizers() const {
   if (IsX86_64 || IsMIPS64 || IsAArch64 || IsPowerPC64 || IsSystemZ ||
       IsLoongArch64 || IsRISCV64)
     Res |= SanitizerKind::Thread;
-  if (IsX86_64 || IsAArch64 || IsSystemZ)
+  if (IsX86_64 || IsAArch64 || IsSystemZ || IsHexagon)
     Res |= SanitizerKind::Type;
   if (IsX86_64 || IsSystemZ || IsPowerPC64)
     Res |= SanitizerKind::KernelMemory;
diff --git a/clang/test/Driver/sanitizer-ld.c b/clang/test/Driver/sanitizer-ld.c
index 53a138e31b801..02665fe21296a 100644
--- a/clang/test/Driver/sanitizer-ld.c
+++ b/clang/test/Driver/sanitizer-ld.c
@@ -372,6 +372,16 @@
 // CHECK-TYSAN-DARWIN-CXX: libclang_rt.tysan_osx_dynamic.dylib
 // CHECK-TYSAN-DARWIN-CXX-NOT: -lc++abi
 
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     --target=hexagon-unknown-linux-musl -fuse-ld=ld \
+// RUN:     -fsanitize=type \
+// RUN:     -resource-dir=%S/Inputs/resource_dir \
+// RUN:     --sysroot=%S/Inputs/basic_linux_tree \
+// RUN:   | %{filecheck} --check-prefix=CHECK-TYSAN-HEXAGON
+//
+// CHECK-TYSAN-HEXAGON: "{{(.*[^-.0-9A-Z_a-z])?}}ld{{(.exe)?}}"
+// CHECK-TYSAN-HEXAGON: "--whole-archive" "{{.*}}libclang_rt.tysan{{[^.]*}}.a" "--no-whole-archive"
+
 // RUN: %clangxx -### %s 2>&1 \
 // RUN:     --target=x86_64-unknown-linux -fuse-ld=ld -stdlib=platform -lstdc++ \
 // RUN:     -fsanitize=thread \

``````````

</details>


https://github.com/llvm/llvm-project/pull/191604