[libunwind] [libunwind] Fix build for wasm (PR #79667)

[via cfe-commits]

github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff 55c6d9103444aaf70bf680c3768c14e8649bf580 39bc0171e7c07e367446dd1abdc56fd918013a9d -- libunwind/include/__libunwind_config.h libunwind/src/Unwind-wasm.c libunwind/src/config.h
``````````

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/libunwind/include/__libunwind_config.h b/libunwind/include/__libunwind_config.h
index 75e00a75b7..1cda20d722 100644
--- a/libunwind/include/__libunwind_config.h
+++ b/libunwind/include/__libunwind_config.h
@@ -180,7 +180,7 @@
 #endif
 #define _LIBUNWIND_HIGHEST_DWARF_REGISTER                                      \
   _LIBUNWIND_HIGHEST_DWARF_REGISTER_LOONGARCH
-# elif defined(__wasm__)
+#elif defined(__wasm__)
 # else
 #  error "Unsupported architecture."
 # endif
diff --git a/libunwind/src/config.h b/libunwind/src/config.h
index 4cc32392aa..2a57df41ac 100644
--- a/libunwind/src/config.h
+++ b/libunwind/src/config.h
@@ -66,13 +66,14 @@
   #define _LIBUNWIND_EXPORT
   #define _LIBUNWIND_HIDDEN
 #else
-  #if !defined(__ELF__) && !defined(__MACH__) && !defined(_AIX) && !defined(__wasm__) 
-    #define _LIBUNWIND_EXPORT __declspec(dllexport)
-    #define _LIBUNWIND_HIDDEN
-  #else
-    #define _LIBUNWIND_EXPORT __attribute__((visibility("default")))
-    #define _LIBUNWIND_HIDDEN __attribute__((visibility("hidden")))
-  #endif
+#if !defined(__ELF__) && !defined(__MACH__) && !defined(_AIX) &&               \
+    !defined(__wasm__)
+#define _LIBUNWIND_EXPORT __declspec(dllexport)
+#define _LIBUNWIND_HIDDEN
+#else
+#define _LIBUNWIND_EXPORT __attribute__((visibility("default")))
+#define _LIBUNWIND_HIDDEN __attribute__((visibility("hidden")))
+#endif
 #endif
 
 #define STR(a) #a

``````````

</details>


https://github.com/llvm/llvm-project/pull/79667