[compiler-rt] [UBSan] Fix missing preserve handlers (PR #170788)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-compiler-rt-sanitizer

Author: Florian Mayer (fmayer)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/170788.diff


1 Files Affected:

- (modified) compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp (+3-3) 


``````````diff
diff --git a/compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp b/compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp
index 480c5917877a3..6d1a5281b41ff 100644
--- a/compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp
+++ b/compiler-rt/lib/ubsan_minimal/ubsan_minimal_handlers.cpp
@@ -160,7 +160,8 @@ void NORETURN CheckFailed(const char *file, int, const char *cond, u64, u64) {
 #define HANDLER_RECOVER(name, kind)                                            \
   INTERFACE void __ubsan_handle_##name##_minimal() {                           \
     __ubsan_report_error(kind, GET_CALLER_PC());                               \
-  }
+  }                                                                            \
+  HANDLER_PRESERVE(name, kind)
 
 #define HANDLER_NORECOVER(name, kind)                                          \
   INTERFACE void __ubsan_handle_##name##_minimal_abort() {                     \
@@ -171,8 +172,7 @@ void NORETURN CheckFailed(const char *file, int, const char *cond, u64, u64) {
 
 #define HANDLER(name, kind)                                                    \
   HANDLER_RECOVER(name, kind)                                                  \
-  HANDLER_NORECOVER(name, kind)                                                \
-  HANDLER_PRESERVE(name, kind)
+  HANDLER_NORECOVER(name, kind)
 
 HANDLER(type_mismatch, "type-mismatch")
 HANDLER(alignment_assumption, "alignment-assumption")

``````````

</details>


https://github.com/llvm/llvm-project/pull/170788