Define the instance variable Buffer, not the automatic variable Buffer.
This was causing us to munmap random stuff, which is obviously bad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8709 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bytecode/Reader/ReaderWrappers.cpp b/lib/Bytecode/Reader/ReaderWrappers.cpp
index 439e982..c1d0918 100644
--- a/lib/Bytecode/Reader/ReaderWrappers.cpp
+++ b/lib/Bytecode/Reader/ReaderWrappers.cpp
@@ -38,7 +38,6 @@
public:
BytecodeFileReader(const std::string &Filename);
~BytecodeFileReader();
-
};
}
@@ -54,8 +53,8 @@
// mmap in the file all at once...
Length = StatBuf.st_size;
- unsigned char *Buffer = (unsigned char*)mmap(0, Length, PROT_READ,
- MAP_PRIVATE, FD, 0);
+ Buffer = (unsigned char*)mmap(0, Length, PROT_READ, MAP_PRIVATE, FD, 0);
+
if (Buffer == (unsigned char*)MAP_FAILED)
throw std::string("Error mmapping file!");