Sanitizers: Don't use GCC-like flags for e.g. MSVC
Summary:
Fixes compiler warnings such as:
cl : Command line warning D9002 : ignoring unknown option '-fsanitize=address' cl : Command line warning D9002 : ignoring unknown option '-fno-omit-frame-pointer'
Reviewers: aacid, bcooksley
Reviewed By: aacid, bcooksley
Subscribers: Frameworks, Build System
Tags: Frameworks, Build System
Differential Revision: https://phabricator.kde.org/D5489