Remove GTEST_USES_PCRE references

Nothing defines GTEST_USES_PCRE anymore. It was only meant for
internal use, so nothing public should be relying on it:
https://github.com/google/googletest/issues/2735#issuecomment-644849438.

Found when compiling with "-Wundef".

Fixes #2735.

PiperOrigin-RevId: 507823660
Change-Id: Ie19e576ff01dc3b16381338578ece92adccfc09b

1 files changed, 0 insertions, 21 deletions

diff --git a/googletest/test/googletest-death-test-test.cc b/googletest/test/googletest-death-test-test.cc
index 4737ff9..515b599 100644
--- a/googletest/test/googletest-death-test-test.cc
+++ b/googletest/test/googletest-death-test-test.cc
@@ -327,23 +327,6 @@ TEST_F(TestForDeathTest, SingleStatement) {
 #pragma GCC diagnostic pop
 #endif
 
-#if GTEST_USES_PCRE
-
-void DieWithEmbeddedNul() {
-  fprintf(stderr, "Hello%cmy null world.\n", '\0');
-  fflush(stderr);
-  _exit(1);
-}
-
-// Tests that EXPECT_DEATH and ASSERT_DEATH work when the error
-// message has a NUL character in it.
-TEST_F(TestForDeathTest, EmbeddedNulInMessage) {
-  EXPECT_DEATH(DieWithEmbeddedNul(), "my null world");
-  ASSERT_DEATH(DieWithEmbeddedNul(), "my null world");
-}
-
-#endif  // GTEST_USES_PCRE
-
 // Tests that death test macros expand to code which interacts well with switch
 // statements.
 TEST_F(TestForDeathTest, SwitchStatement) {
@@ -521,16 +504,12 @@ TEST_F(TestForDeathTest, AcceptsAnythingConvertibleToRE) {
   const testing::internal::RE regex(regex_c_str);
   EXPECT_DEATH(GlobalFunction(), regex);
 
-#if !GTEST_USES_PCRE
-
   const ::std::string regex_std_str(regex_c_str);
   EXPECT_DEATH(GlobalFunction(), regex_std_str);
 
   // This one is tricky; a temporary pointer into another temporary.  Reference
   // lifetime extension of the pointer is not sufficient.
   EXPECT_DEATH(GlobalFunction(), ::std::string(regex_c_str).c_str());
-
-#endif  // !GTEST_USES_PCRE
 }
 
 // Tests that a non-void function can be used in a death test.