https://bugs.gentoo.org/941612

--- a/src/gtest/src/gtest-death-test.cc
+++ b/src/gtest/src/gtest-death-test.cc
@@ -46,6 +46,7 @@
 # include <errno.h>
 # include <fcntl.h>
 # include <limits.h>
+# include <cstdint>
 
 # if GTEST_OS_LINUX
 #  include <signal.h>