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authorArgyrios Kyrtzidis <akyrtzi@gmail.com>2014-05-05 21:55:51 +0000
committerArgyrios Kyrtzidis <akyrtzi@gmail.com>2014-05-05 21:55:51 +0000
commit20a92ae3d2110ea6acbd9bbb3e9ecd2064bc34b5 (patch)
treeb3362bad6caf151aabe22ac31c29c50d006cf616 /clang/lib/Basic/VirtualFileSystem.cpp
parenteb0bf5af656b896cefe4ce54a3fa783d4f556cc3 (diff)
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[Support/MemoryBuffer] Introduce a boolean parameter (false by default) 'IsVolatile' for the open file functions.
This provides a hint that the file may be changing often so mmap is avoided. llvm-svn: 208007
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