Added -Wgnu-zero-variadic-macro-arguments" clang

This is inspired by work in http://go/gh/google/googletest/pull/2063 but in a separate commit

Added -Wgnu-zero-variadic-macro-arguments" clang
This is inspired by work in http://go/gh/google/googletest/pull/2063 but in a separate commit
9318a18c · Gennadiy Civil · GitHub · 1f42ae73 · 9318a18c
Unverified Commit 9318a18c authored Jan 29, 2019 by Gennadiy Civil Committed by GitHub Jan 29, 2019
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.travis.yml .travis.yml +1 -1

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--- a/.travis.yml
+++ b/.travis.yml
@@ -40,7 +40,7 @@ matrix:
    - os: linux
      group: deprecated-2017Q4
      compiler: clang
-      env: BUILD_TYPE=Release VERBOSE=1 CXX_FLAGS=-std=c++11
+      env: BUILD_TYPE=Release VERBOSE=1 CXX_FLAGS=-std=c++11 -Wgnu-zero-variadic-macro-arguments"
    - os: linux
      compiler: clang
      env: BUILD_TYPE=Release VERBOSE=1 CXX_FLAGS=-std=c++11 NO_EXCEPTION=ON NO_RTTI=ON COMPILER_IS_GNUCXX=ON