Mesa (main): gtest: Fix maybe-uninitialized compiler warning

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Module: Mesa
Branch: main
Commit: 828793cb82bab35f32028d86545514be1ca8b8e5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=828793cb82bab35f32028d86545514be1ca8b8e5

Author: Christian Gmeiner <christian.gmeiner at gmail.com>
Date:   Sat Jun 18 18:30:23 2022 +0200

gtest: Fix maybe-uninitialized compiler warning

This is a cherry-pick from upstream - 4679637f ("Fix warning maybe-uninitialized").

Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17121>

---

 src/gtest/src/gtest-death-test.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gtest/src/gtest-death-test.cc b/src/gtest/src/gtest-death-test.cc
index da09a1cfc23..43cbd78ad13 100644
--- a/src/gtest/src/gtest-death-test.cc
+++ b/src/gtest/src/gtest-death-test.cc
@@ -1288,7 +1288,7 @@ static void StackLowerThanAddress(const void* ptr,
 // making comparison result unpredictable.
 GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_
 static void StackLowerThanAddress(const void* ptr, bool* result) {
-  int dummy;
+  int dummy = 0;
   *result = (&dummy < ptr);
 }
 
@@ -1296,7 +1296,7 @@ static void StackLowerThanAddress(const void* ptr, bool* result) {
 GTEST_ATTRIBUTE_NO_SANITIZE_ADDRESS_
 GTEST_ATTRIBUTE_NO_SANITIZE_HWADDRESS_
 static bool StackGrowsDown() {
-  int dummy;
+  int dummy = 0;
   bool result;
   StackLowerThanAddress(&dummy, &result);
   return result;