[compiler-rt] [sanitizer] Fix pthread_exit interceptor's return type (PR #71253)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

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

Author: Heejin Ahn (aheejin)

<details>
<summary>Changes</summary>

`pthread_exit`'s return type is void.

---
Full diff: https://github.com/llvm/llvm-project/pull/71253.diff


3 Files Affected:

- (modified) compiler-rt/lib/asan/asan_interceptors.cpp (+2-2) 
- (modified) compiler-rt/lib/hwasan/hwasan_interceptors.cpp (+2-2) 
- (modified) compiler-rt/lib/lsan/lsan_interceptors.cpp (+2-2) 


``````````diff
diff --git a/compiler-rt/lib/asan/asan_interceptors.cpp b/compiler-rt/lib/asan/asan_interceptors.cpp
index 876682c3b6b3a35..0ee8e0ea786edeb 100644
--- a/compiler-rt/lib/asan/asan_interceptors.cpp
+++ b/compiler-rt/lib/asan/asan_interceptors.cpp
@@ -300,9 +300,9 @@ INTERCEPTOR(int, pthread_detach, void *thread) {
   return result;
 }
 
-INTERCEPTOR(int, pthread_exit, void *retval) {
+INTERCEPTOR(void, pthread_exit, void *retval) {
   asanThreadArgRetval().Finish(GetThreadSelf(), retval);
-  return REAL(pthread_exit)(retval);
+  REAL(pthread_exit)(retval);
 }
 
 #    if ASAN_INTERCEPT_TRYJOIN
diff --git a/compiler-rt/lib/hwasan/hwasan_interceptors.cpp b/compiler-rt/lib/hwasan/hwasan_interceptors.cpp
index 0889831373a8039..d7405b06752f421 100644
--- a/compiler-rt/lib/hwasan/hwasan_interceptors.cpp
+++ b/compiler-rt/lib/hwasan/hwasan_interceptors.cpp
@@ -322,9 +322,9 @@ INTERCEPTOR(int, pthread_detach, void *thread) {
   return result;
 }
 
-INTERCEPTOR(int, pthread_exit, void *retval) {
+INTERCEPTOR(void, pthread_exit, void *retval) {
   hwasanThreadArgRetval().Finish(GetThreadSelf(), retval);
-  return REAL(pthread_exit)(retval);
+  REAL(pthread_exit)(retval);
 }
 
 #    if SANITIZER_GLIBC
diff --git a/compiler-rt/lib/lsan/lsan_interceptors.cpp b/compiler-rt/lib/lsan/lsan_interceptors.cpp
index fac6133ddf21b26..885f7ad5ddba961 100644
--- a/compiler-rt/lib/lsan/lsan_interceptors.cpp
+++ b/compiler-rt/lib/lsan/lsan_interceptors.cpp
@@ -490,9 +490,9 @@ INTERCEPTOR(int, pthread_detach, void *thread) {
   return result;
 }
 
-INTERCEPTOR(int, pthread_exit, void *retval) {
+INTERCEPTOR(void, pthread_exit, void *retval) {
   GetThreadArgRetval().Finish(GetThreadSelf(), retval);
-  return REAL(pthread_exit)(retval);
+  REAL(pthread_exit)(retval);
 }
 
 #  if SANITIZER_INTERCEPT_TRYJOIN

``````````

</details>


https://github.com/llvm/llvm-project/pull/71253