Don't use internal GTest API

test/assert-test.cc

@@ -8,17 +8,12 @@
 #include "fmt/core.h"
 #include "gtest.h"
 
+TEST(AssertTest, Fail) {
 #if GTEST_HAS_DEATH_TEST
-#  define EXPECT_DEBUG_DEATH_IF_SUPPORTED(statement, regex) \
-    EXPECT_DEBUG_DEATH(statement, regex)
+  EXPECT_DEBUG_DEATH(FMT_ASSERT(false, "don't panic!"), "don't panic!");
 #else
-#  define EXPECT_DEBUG_DEATH_IF_SUPPORTED(statement, regex) \
-    GTEST_UNSUPPORTED_DEATH_TEST_(statement, regex, )
+  fmt::print("warning: death tests are not supported\n");
 #endif
-
-TEST(AssertTest, Fail) {
-  EXPECT_DEBUG_DEATH_IF_SUPPORTED(FMT_ASSERT(false, "don't panic!"),
-                                  "don't panic!");
 }
 
 bool test_condition = false;