From 59aafdc2d419a5053d6b85d4f1eca64a81eae69c Mon Sep 17 00:00:00 2001
From: Yury Delendik <ydelendik@mozilla.com>
Date: Fri, 15 Nov 2019 08:02:44 -0600
Subject: [PATCH] Address non-determinism in DWARF

see https://github.com/rust-lang/llvm-project/pull/20/commits/c263ee986fc90d8413f444ced7610dfbdfe97be6#r344425408
---
 llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.h b/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.h
index 419f21729ccb4..9fbf4bb8ccd90 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.h
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.h
@@ -61,7 +61,7 @@ class WebAssemblyFunctionInfo final : public MachineFunctionInfo {
 
 public:
   explicit WebAssemblyFunctionInfo(MachineFunction &MF)
-      : MF(MF), SPVReg(WebAssembly::NoRegister) {}
+      : MF(MF), SPVReg(WebAssembly::NoRegister), SPLocal(-1) {}
   ~WebAssemblyFunctionInfo() override;
   void initializeBaseYamlFields(const yaml::WebAssemblyFunctionInfo &YamlMFI);