From: Aaron Ballman <aaron@aaronballman.com>
Date: Thu, 31 Mar 2022 16:02:54 +0000 (-0400)
Subject: Fix the build after cd26190a10fceb6e1472fabcd9e1736f62f078c4
X-Git-Tag: upstream/15.0.7~11834
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2267549296dabfed31ce194bb124f7bdb91f74c5;p=platform%2Fupstream%2Fllvm.git

Fix the build after cd26190a10fceb6e1472fabcd9e1736f62f078c4

These variables were being used uninitialized and it caused a
significant number of test failures on Windows.
---

diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp
index e1df6f505b17..c5a031d5487c 100644
--- a/clang/lib/CodeGen/TargetInfo.cpp
+++ b/clang/lib/CodeGen/TargetInfo.cpp
@@ -3960,7 +3960,7 @@ void X86_64ABIInfo::computeInfo(CGFunctionInfo &FI) const {
   // Keep track of the number of assigned registers.
   unsigned FreeIntRegs = IsRegCall ? 11 : 6;
   unsigned FreeSSERegs = IsRegCall ? 16 : 8;
-  unsigned NeededInt, NeededSSE, MaxVectorWidth = 0;
+  unsigned NeededInt = 0, NeededSSE = 0, MaxVectorWidth = 0;
 
   if (!::classifyReturnType(getCXXABI(), FI, *this)) {
     if (IsRegCall && FI.getReturnType()->getTypePtr()->isRecordType() &&