[libc] Refactor libc code to improve readability. (llvm#153308)

jinhuang1102 · Jin Huang · web-flow · commit 91de0a2c439c · 2025-08-12T21:41:21.000-07:00
The PR is going to improve the readability for the files under
`llvm-project/libc/src/wchar` directory.

---------

Co-authored-by: Jin Huang &lt;jingold@google.com&gt;
diff --git a/libc/src/wchar/wcsncmp.cpp b/libc/src/wchar/wcsncmp.cpp
@@ -30,8 +30,7 @@ LLVM_LIBC_FUNCTION(int, wcsncmp,
     if (!comp(lc, '\0') || comp(lc, *right))
       break;
   }
-  return comp(*reinterpret_cast<const wchar_t *>(left),
-              *reinterpret_cast<const wchar_t *>(right));
+  return comp(*left, *right);
 }
 
 } // namespace LIBC_NAMESPACE_DECL

Original file line number	Diff line number	Diff line change
`@@ -30,8 +30,7 @@ LLVM_LIBC_FUNCTION(int, wcsncmp,`
`30`	`30`	`if (!comp(lc, '\0') \|\| comp(lc, *right))`
`31`	`31`	`break;`
`32`	`32`	`}`
`33`		`- return comp(reinterpret_cast<const wchar_t >(left),`
`34`		`- reinterpret_cast<const wchar_t >(right));`
	`33`	`+ return comp(left, right);`
`35`	`34`	`}`
`36`	`35`
`37`	`36`	`} // namespace LIBC_NAMESPACE_DECL`