PCH files only cache successful stats. Remove the code that reads/writes
commit74e976ba4b0d407bb798ea26476f618e256fc8c7
authorChris Lattner <sabre@nondot.org>
Tue, 23 Nov 2010 19:28:12 +0000 (23 19:28 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 23 Nov 2010 19:28:12 +0000 (23 19:28 +0000)
tree57aba6b267132c96e7e313d3400c93e97db6ce26
parent10e286aa8d39fb51a21412850265d9dae74613ee
PCH files only cache successful stats.  Remove the code that reads/writes
the result code of the stat to/from the PCH file since it is always 0.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120031 91177308-0d34-0410-b5e6-96231b3b80d8
include/clang/Basic/FileSystemStatCache.h
lib/Basic/FileSystemStatCache.cpp
lib/Serialization/ASTReader.cpp
lib/Serialization/ASTWriter.cpp