ci: enable compilation with "-Werror" During the conversion of our CI scripts in bf418f09c (ci: refactor unix ci build/test scripts, 2018-07-14), we accidentally dropped the "-DENABLE_WERROR=ON" switch in our cmake invocation. Re-add it to help us catch compiler warnings early.
diff --git a/ci/build.sh b/ci/build.sh
index 0dd8f67..ddd9cb6 100755
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -29,7 +29,7 @@ echo "## Configuring build environment"
echo "##############################################################################"
echo cmake ${SOURCE_DIR} -DBUILD_EXAMPLES=ON ${CMAKE_OPTIONS}
-cmake ${SOURCE_DIR} -DBUILD_EXAMPLES=ON -DBUILD_FUZZERS=ON -DUSE_STANDALONE_FUZZERS=ON ${CMAKE_OPTIONS}
+cmake ${SOURCE_DIR} -DENABLE_WERROR=ON -DBUILD_EXAMPLES=ON -DBUILD_FUZZERS=ON -DUSE_STANDALONE_FUZZERS=ON ${CMAKE_OPTIONS}
echo ""
echo "##############################################################################"