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MemoryBuffer: don't force mmap when stat fails

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Fix error handling introduced in r127426 that could result in MemoryBuffers not
having null termination.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208396 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alp Toker 2014-05-09 08:57:32 +00:00
parent 87ccb2bffd
commit 8d24d43c95
1 changed files with 2 additions and 3 deletions
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5
lib/Support/MemoryBuffer.cpp
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@ -320,9 +320,8 @@ static bool shouldUseMmap(int FD,
// RequiresNullTerminator = false and MapSize != -1.
if (FileSize == size_t(-1)) {
sys::fs::file_status Status;
error_code EC = sys::fs::status(FD, Status);
if (EC)
return EC;
if (sys::fs::status(FD, Status))
return false;
FileSize = Status.getSize();
}