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Bug: https://bugs.gentoo.org/688162
Upstream PR: https://github.com/google/googletest/pull/2276
--- a/googletest/src/gtest-death-test.cc
+++ b/googletest/src/gtest-death-test.cc
@@ -1357,6 +1357,9 @@ static pid_t ExecDeathTestSpawnChild(char* const* argv, int close_fd) {
const auto stack_size = static_cast<size_t>(getpagesize());
// MMAP_ANONYMOUS is not defined on Mac, so we use MAP_ANON instead.
void* const stack = mmap(nullptr, stack_size, PROT_READ | PROT_WRITE,
+# if GTEST_OS_LINUX
+ (stack_grows_down ? MAP_GROWSDOWN : 0) | // Needed for stack auto-resizing
+# endif
MAP_ANON | MAP_PRIVATE, -1, 0);
GTEST_DEATH_TEST_CHECK_(stack != MAP_FAILED);
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