gentoo-overlay/dev-cpp/gtest/files/gtest-1.9.0_pre20190607-add-mmap-stack-flag.patch

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);