Update clang-tidy configuration and scripts

Author: sfan5

.clang-tidy

@@ -1,4 +1,5 @@
-Checks: '-*,modernize-use-emplace,modernize-use-default-member-init,modernize-use-equals-delete,modernize-use-equals-default,modernize-return-braced-init-list,modernize-loop-convert,modernize-avoid-bind,misc-throw-by-value-catch-by-reference,misc-string-compare,misc-inefficient-algorithm,misc-inaccurate-erase,misc-incorrect-roundings,misc-unconventional-assign-operator,bugprone-suspicious-memset-usage,performance-*'
+Checks: '-*,modernize-use-emplace,modernize-avoid-bind,misc-throw-by-value-catch-by-reference,misc-unconventional-assign-operator,performance-*'
+WarningsAsErrors: '-*,modernize-use-emplace,performance-type-promotion-in-math-fn,performance-faster-string-find,performance-implicit-cast-in-loop'
 CheckOptions:
-  - key: modernize-use-default-member-init.UseAssignment
-    value: True
+  - key: performance-unnecessary-value-param.AllowedTypes
+    value: v[23]f;v[23][su](16|32)

util/travis/clangtidy.sh

@@ -7,8 +7,6 @@ if [ -z "${CLANG_TIDY}" ]; then
 	CLANG_TIDY=clang-tidy
 fi
 
-files_to_analyze="$(find src/ -name '*.cpp' -or -name '*.h')"
-
 mkdir -p cmakebuild && cd cmakebuild
 cmake -DCMAKE_BUILD_TYPE=Debug \
 	-DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
@@ -20,11 +18,11 @@ make GenerateVersion
 cd ..
 
 echo "Performing clang-tidy checks..."
-./util/travis/run-clang-tidy.py -clang-tidy-binary=${CLANG_TIDY} -p cmakebuild \
-	-checks='-*,modernize-use-emplace,modernize-avoid-bind,performance-*' \
-	-warningsaserrors='-*,modernize-use-emplace,performance-type-promotion-in-math-fn,performance-faster-string-find,performance-implicit-cast-in-loop' \
-	-no-command-on-stdout -quiet \
-	files 'src/.*'
+./util/travis/run-clang-tidy.py \
+	-clang-tidy-binary=${CLANG_TIDY} -p cmakebuild \
+	-quiet -config="$(cat .clang-tidy)" \
+	'src/.*'
+
 RET=$?
 echo "Clang tidy returned $RET"
 exit $RET