From 8949521ae3490a45611ca86827dfe32584854b26 Mon Sep 17 00:00:00 2001
From: Gabe Black <gabe.black@gmail.com>
Date: Thu, 20 May 2021 22:46:42 -0700
Subject: [PATCH] base: Initialize some variables in the wide multiply helpers.

Not initializing them seems to upset older versions of g++.

Change-Id: Ib3de0460463f2fe514175484c49e1df68dacb4d3
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/45819
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com>
Maintainer: Gabe Black <gabe.black@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
---
 src/base/intmath.hh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/base/intmath.hh b/src/base/intmath.hh
index 4be4a3b0e9..78d0795309 100644
--- a/src/base/intmath.hh
+++ b/src/base/intmath.hh
@@ -228,7 +228,7 @@ template <typename T>
 static constexpr std::pair<std::make_unsigned_t<T>, std::make_unsigned_t<T>>
 mulUnsigned(std::make_unsigned_t<T> val_a, std::make_unsigned_t<T> val_b)
 {
-    std::make_unsigned_t<T> hi, low;
+    std::make_unsigned_t<T> hi{}, low{};
     mulUnsigned<T>(hi, low, val_a, val_b);
     return {hi, low};
 };
@@ -237,7 +237,7 @@ template <typename T>
 static constexpr std::pair<std::make_signed_t<T>, std::make_signed_t<T>>
 mulSigned(std::make_signed_t<T> val_a, std::make_signed_t<T> val_b)
 {
-    std::make_signed_t<T> hi, low;
+    std::make_signed_t<T> hi{}, low{};
     mulSigned<T>(hi, low, val_a, val_b);
     return {hi, low};
 };