Bug 1343557 - Disable -pedantic-errors for pkix gtests; r=keeler

MozReview-Commit-ID: FEeAF9Vm3PJ

--HG--
extra : rebase_source : f62dfac39f8021f7cda8240bf680612847e5fd8b

security/pkix/test/gtest/moz.build

@@ -37,6 +37,11 @@ FINAL_LIBRARY = 'xul-gtest'
 
 include('../../warnings.mozbuild')
 
+# GTest uses a variadic macro in a questionable way and it doesn't seem to be
+# possible to selectively disable just that error when -pedantic-errors is set.
+if CONFIG['GNU_CXX'] and not CONFIG['CLANG_CXX']:
+  CXXFLAGS.remove('-pedantic-errors')
+
 # These warnings are disabled in order to minimize the amount of boilerplate
 # required to implement tests, and/or because they originate in the GTest
 # framework in a way we cannot otherwise work around.