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add a fixme

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12388 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2004-03-14 19:31:00 +00:00
parent be21ca54e0
commit 5eda1f2f65
1 changed files with 5 additions and 0 deletions
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5
tools/bugpoint/ExtractFunction.cpp
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@ -144,6 +144,11 @@ void llvm::DeleteFunctionBody(Function *F) {
/// SplitFunctionsOutOfModule - Given a module and a list of functions in the
/// module, split the functions OUT of the specified module, and place them in
/// the new module.
///
/// FIXME: this could be made DRAMATICALLY more efficient for large programs if
/// we just MOVED functions from one module to the other, instead of cloning the
/// whole module, then proceeding to delete an entire module's worth of stuff.
///
Module *llvm::SplitFunctionsOutOfModule(Module *M,
const std::vector<Function*> &F) {
// Make sure functions & globals are all external so that linkage