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Don't write into MemoryBuffers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101783 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2010-04-19 16:15:31 +00:00
parent 985744ecc6
commit 9d44e70272
5 changed files with 15 additions and 20 deletions
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21
lib/Archive/ArchiveReader.cpp
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@@ -348,9 +348,8 @@ Archive::getAllModules(std::vector<Module*>& Modules,
std::string FullMemberName = archPath.str() +
"(" + I->getPath().str() + ")";
MemoryBuffer *Buffer =
MemoryBuffer::getNewMemBuffer(I->getSize(), FullMemberName.c_str());
memcpy(const_cast<char *>(Buffer->getBufferStart()),
I->getData(), I->getSize());
MemoryBuffer::getMemBufferCopy(StringRef(I->getData(), I->getSize()),
FullMemberName.c_str());
Module *M = ParseBitcodeFile(Buffer, Context, ErrMessage);
delete Buffer;
@@ -488,10 +487,9 @@ Archive::findModuleDefiningSymbol(const std::string& symbol,
// Now, load the bitcode module to get the Module.
std::string FullMemberName = archPath.str() + "(" +
mbr->getPath().str() + ")";
MemoryBuffer *Buffer =MemoryBuffer::getNewMemBuffer(mbr->getSize(),
FullMemberName.c_str());
memcpy(const_cast<char *>(Buffer->getBufferStart()),
mbr->getData(), mbr->getSize());
MemoryBuffer *Buffer =
MemoryBuffer::getMemBufferCopy(StringRef(mbr->getData(), mbr->getSize()),
FullMemberName.c_str());
Module *m = getLazyBitcodeModule(Buffer, Context, ErrMsg);
if (!m)
@@ -540,8 +538,8 @@ Archive::findModulesDefiningSymbols(std::set<std::string>& symbols,
std::string FullMemberName = archPath.str() + "(" +
mbr->getPath().str() + ")";
Module* M =
GetBitcodeSymbols((const unsigned char*)At, mbr->getSize(),
FullMemberName, Context, symbols, error);
GetBitcodeSymbols(At, mbr->getSize(), FullMemberName, Context,
symbols, error);
if (M) {
// Insert the module's symbols into the symbol table
@@ -618,9 +616,8 @@ bool Archive::isBitcodeArchive() {
archPath.str() + "(" + I->getPath().str() + ")";
MemoryBuffer *Buffer =
MemoryBuffer::getNewMemBuffer(I->getSize(), FullMemberName.c_str());
memcpy(const_cast<char *>(Buffer->getBufferStart()),
I->getData(), I->getSize());
MemoryBuffer::getMemBufferCopy(StringRef(I->getData(), I->getSize()),
FullMemberName.c_str());
Module *M = ParseBitcodeFile(Buffer, Context);
delete Buffer;
if (!M)