[PATCH] D140160: [llvm][SelectionDAGBuilder] codegen callbr.landingpad intrinsic

[Nick Desaulniers via Phabricator via llvm-commits]

nickdesaulniers added a comment.

In D140160#3999517 <https://reviews.llvm.org/D140160#3999517>, @nickdesaulniers wrote:

> Some issues I hit in the next patch wiring this all up (i.e. removing TODOs from D139861 <https://reviews.llvm.org/D139861>):
> `MachineVerifier::visitMachineBasicBlockBefore` will assert `MBB has allocatable live-in, but isn't entry or landing-pad.` for `@test2` in `llvm/test/CodeGen/X86/callbr-asm-outputs.ll`. The fix is to additionally check `!MBB->isInlineAsmBrIndirectTarget()`. Now I hit an infinite loop in the compiler with that test file...

`@test4` in that file. Will take a look.  Looks like we're getting hung in CallBrPrepare though, way before SelectionDAGBuilder though. (https://reviews.llvm.org/D139872)


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