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458b4804
2012 Mar 09
0
[LLVMdev] How to keep FunctionPass analysis result alive in Module Pass?
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2012 Mar 09
2
[LLVMdev] How to keep FunctionPass analysis result alive in Module Pass?
Hello,
I am trying to write a new ModulePass using LoopInfo analysis result, but it seems I misunderstand some concept about PassManager. Basically I want to keep LoopInfo analysis result alive. Here is an example showing the problem I encountered, assuming I already addRequired<llvm::LoopInfo>() in getAnalysisUsage:
void foo(llvm::Function *F1, llvm::Function *F2) {
llvm::LoopInfo