[clang] [clang] Load `-fms-secure-hotpatch-functions-file=` through the VFS (PR #160146)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-codegen

Author: Jan Svoboda (jansvoboda11)

<details>
<summary>Changes</summary>

This PR uses the correctly-configured VFS to load the file specified via `-fms-secure-hotpatch-functions-file=`, matching other input files of the compiler.

---
Full diff: https://github.com/llvm/llvm-project/pull/160146.diff


1 Files Affected:

- (modified) clang/lib/CodeGen/CodeGenModule.cpp (+1-2) 


``````````diff
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index d05092a250040..0eac7c351b164 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -528,8 +528,7 @@ CodeGenModule::CodeGenModule(ASTContext &C,
   if (!CGO.MSSecureHotPatchFunctionsFile.empty() ||
       !CGO.MSSecureHotPatchFunctionsList.empty()) {
     if (!CGO.MSSecureHotPatchFunctionsFile.empty()) {
-      auto BufOrErr =
-          llvm::MemoryBuffer::getFile(CGO.MSSecureHotPatchFunctionsFile);
+      auto BufOrErr = FS->getBufferForFile(CGO.MSSecureHotPatchFunctionsFile);
       if (BufOrErr) {
         const llvm::MemoryBuffer &FileBuffer = **BufOrErr;
         for (llvm::line_iterator I(FileBuffer.getMemBufferRef(), true), E;

``````````

</details>


https://github.com/llvm/llvm-project/pull/160146