[libunwind] [libunwind] fix building on Haiku i386 (PR #171586)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libunwind

Author: Brad Smith (brad0)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/171586.diff


1 Files Affected:

- (modified) libunwind/src/UnwindCursor.hpp (+3-2) 


``````````diff
diff --git a/libunwind/src/UnwindCursor.hpp b/libunwind/src/UnwindCursor.hpp
index 33fcd841b2ab0..afa0cae790377 100644
--- a/libunwind/src/UnwindCursor.hpp
+++ b/libunwind/src/UnwindCursor.hpp
@@ -41,7 +41,8 @@
 #define _LIBUNWIND_CHECK_LINUX_SIGRETURN 1
 #endif
 
-#if defined(_LIBUNWIND_TARGET_HAIKU) && defined(_LIBUNWIND_TARGET_X86_64)
+#if defined(_LIBUNWIND_TARGET_HAIKU) &&                                        \
+    (defined(_LIBUNWIND_TARGET_I386) || defined(_LIBUNWIND_TARGET_X86_64))
 #include <OS.h>
 #include <signal.h>
 #define _LIBUNWIND_CHECK_HAIKU_SIGRETURN 1
@@ -1366,7 +1367,7 @@ class UnwindCursor : public AbstractUnwindCursor{
   bool             _unwindInfoMissing;
   bool             _isSignalFrame;
 #if defined(_LIBUNWIND_CHECK_LINUX_SIGRETURN) ||                               \
-    defined(_LIBUNWIND_TARGET_HAIKU)
+    defined(_LIBUNWIND_CHECK_HAIKU_SIGRETURN)
   bool             _isSigReturn = false;
 #endif
 #ifdef _LIBUNWIND_TRACE_RET_INJECT

``````````

</details>


https://github.com/llvm/llvm-project/pull/171586