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[Support] Fix lifetime of file descriptors when using MemoryBuffer.

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Clients of MemoryBuffer::getOpenFile expect it not to take ownership of the file
descriptor passed in. So don't.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176995 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer
2013-03-14 00:20:10 +00:00
parent 64a0a33307
commit cc3a595ab9
5 changed files with 41 additions and 26 deletions
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4
lib/Support/FileOutputBuffer.cpp
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@@ -70,8 +70,8 @@ error_code FileOutputBuffer::create(StringRef FilePath,
if (EC)
return EC;
OwningPtr<mapped_file_region> MappedFile(
new mapped_file_region(FD, mapped_file_region::readwrite, Size, 0, EC));
OwningPtr<mapped_file_region> MappedFile(new mapped_file_region(
FD, true, mapped_file_region::readwrite, Size, 0, EC));
if (EC)
return EC;