llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang
Author: Timm Baeder (tbaederr)
<details>
<summary>Changes</summary>
Fixes:
```
/home/b/sanitizer-aarch64-linux/build/llvm-project/clang/lib/AST/ByteCode/Interp.cpp:46:9:
error: 'MUSTTAIL' macro redefined [-Werror,-Wmacro-redefined]
46 | #define MUSTTAIL
| ^
/home/b/sanitizer-aarch64-linux/build/llvm-project/clang/lib/AST/ByteCode/Interp.cpp:32:9:
note: previous definition is here
32 | #define MUSTTAIL [[clang::musttail]]
| ^
1 error generated.
```
---
Full diff: https://github.com/llvm/llvm-project/pull/188052.diff
1 Files Affected:
- (modified) clang/lib/AST/ByteCode/Interp.cpp (+1)
``````````diff
diff --git a/clang/lib/AST/ByteCode/Interp.cpp
b/clang/lib/AST/ByteCode/Interp.cpp
index e2c9b01f4c7ea..ecaf979e4b33e 100644
--- a/clang/lib/AST/ByteCode/Interp.cpp
+++ b/clang/lib/AST/ByteCode/Interp.cpp
@@ -43,6 +43,7 @@ using namespace clang::interp;
// aarch64 seems to have problems too, at least with sanitizers enabled.
#if defined(_MSC_VER) || defined(_ARCH_PPC) || defined(__aarch64__) ||
\
!defined(MUSTTAIL)
+#undef MUSTTAIL
#define MUSTTAIL
#define USE_TAILCALLS 0
#else
``````````
</details>
https://github.com/llvm/llvm-project/pull/188052
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