[LLVMdev] vmjc and CallGraphSCCPass

[Nicolas Geoffray]

Hi Michael,

Currently, you can only run Function passes with vmjc. To run module 
passes, you can take the resulting .bc and call the opt tool on it.

Nicolas

Michael Wu wrote:
> How can I vmjc to run CallGraphSCCPasses? I wrote a test pass that does 
> nothing, and all vmjc says is:
>
> vmjc: PassManager.cpp:1604: virtual void 
> llvm::ModulePass::assignPassManager(llvm::PMStack&, 
> llvm::PassManagerType): Assertion `!PMS.empty() && "Unable to find 
> appropriate Pass Manager"' failed.
> 0   vmjc 0x08a6bfd8
> Aborted
>
> Running even a built in pass like prune-eh fails as well.
>
>  From what I can tell, this is because the only PassManager on the 
> PMStack is a FunctionPassManager, and assignPassManager pops this off, 
> leaving the PMStack empty. Then it fails.
>
> Thanks,
> Michael
>
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