Define _CRT_SECURE_NO_WARNINGS for Clang-cl as well

Author: pdimov

util/test.jam

@@ -50,6 +50,7 @@ rule run-template ( test-name : sources * : files * : requirements * ) {
             <toolset>msvc:<define>_CRT_SECURE_NO_WARNINGS
             <toolset>msvc:<define>_CRT_SECURE_NO_DEPRECATE
             <toolset>msvc:<cxxflags>"-wd4996"
+            <toolset>clang,<target-os>windows:<define>_CRT_SECURE_NO_WARNINGS
             <toolset>clang:<variant>debug:<cxxflags>"-fsanitize=memory"
             # toolset optimizations
             <toolset>msvc:<cxxflags>"-Gy"