[compiler-rt] [compiler-rt][rtsan] fix ioctl interception for musl. (PR #131464)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

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

Author: David CARLIER (devnexen)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/131464.diff


1 Files Affected:

- (modified) compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp (+4) 


``````````diff
diff --git a/compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp b/compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp
index 5bbefa3ce43f1..f093862462796 100644
--- a/compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp
+++ b/compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp
@@ -202,7 +202,11 @@ INTERCEPTOR(int, fcntl, int filedes, int cmd, ...) {
   return REAL(fcntl)(filedes, cmd, arg);
 }
 
+#if SANITIZER_MUSL
+INTERCEPTOR(int, ioctl, int filedes, int request, ...) {
+#else
 INTERCEPTOR(int, ioctl, int filedes, unsigned long request, ...) {
+#endif
   __rtsan_notify_intercepted_call("ioctl");
 
   // See fcntl for discussion on why we use intptr_t

``````````

</details>


https://github.com/llvm/llvm-project/pull/131464