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Fix the bitcode reader to clear out function-specific state

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from MDValueList between each function, now that the bitcode
writer is reusing the index space for function-local metadata.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112082 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-08-25 20:22:53 +00:00
parent 56e2a57744
commit 698138384e
1 changed files with 2 additions and 0 deletions
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2
lib/Bitcode/Reader/BitcodeReader.cpp
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@ -1636,6 +1636,7 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
InstructionList.clear();
unsigned ModuleValueListSize = ValueList.size();
unsigned ModuleMDValueListSize = MDValueList.size();
// Add all the function arguments to the value table.
for(Function::arg_iterator I = F->arg_begin(), E = F->arg_end(); I != E; ++I)
@ -2353,6 +2354,7 @@ bool BitcodeReader::ParseFunctionBody(Function *F) {
// Trim the value list down to the size it was before we parsed this function.
ValueList.shrinkTo(ModuleValueListSize);
MDValueList.shrinkTo(ModuleMDValueListSize);
std::vector<BasicBlock*>().swap(FunctionBBs);
return false;