MSVC likes to expand __VA_ARGS__ differently than clang and gcc which is causing shader programs to not compile in TextureMapperShaderProgram.cpp due to "#if USE(OPENGL_ES_2)" being added to the shader programs.
Here's a simple program compiled in MSVC to show what is happening and the difference in expansion: MSVC: http://rextester.com/PXT40494 CLANG: http://rextester.com/SZXMYM65465 (GCC acts the same as CLANG)
Created attachment 329138 [details] patch
Attachment 329138 [details] did not pass style-queue: ERROR: Source/WebCore/platform/graphics/texmap/TextureMapperShaderProgram.cpp:66: Code inside a namespace should not be indented. [whitespace/indent] [4] ERROR: Source/WebCore/platform/graphics/texmap/TextureMapperShaderProgram.cpp:187: Line contains only semicolon. If this should be an empty statement, use { } instead. [whitespace/semicolon] [5] Total errors found: 2 in 2 files If any of these errors are false positives, please file a bug against check-webkit-style.
Comment on attachment 329138 [details] patch Clearing flags on attachment: 329138 Committed r225800: <https://trac.webkit.org/changeset/225800>
All reviewed patches have been landed. Closing bug.
<rdar://problem/36002359>