search for: variabledbginfomapti

Hi, I run into a a strange error when compiling with debug infos, where LLC tries to generate a variable DIE using a completely wrong frame-index (DebugDwarf tries to resolve frame index 27 in a simple function which only has a single frame object .. ). After digging around, I found that MachineModuleInfo has a VariableDbgInfo map, that is filled by SelectionDAGBuilder.

Hi Stefan, This looks like a bug. Thanks for catching this and writing the mailing list. Do you think you could submit a patch to fix the problem ? I understand that you can’t release your source code, but there is an easy way to generate test-cases from confidential code. If you can write a “verifier" that makes the compiler crash on an assertion then you can use bug point to reduce