[PATCH] D79199: [ARM] Fix tail call validity checking for varargs calls.

[Eli Friedman via Phabricator via llvm-commits]

efriedma created this revision.
efriedma added reviewers: dmgreen, SjoerdMeijer.
Herald added subscribers: danielkiss, hiraditya, kristof.beyls.
Herald added a project: LLVM.

If a varargs function is calling a non-varargs function, or vice versa, make sure we use the correct "varargs" bit for each.

Fixes https://bugs.llvm.org/show_bug.cgi?id=45234


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D79199

Files:
  llvm/lib/Target/ARM/ARMISelLowering.cpp
  llvm/test/CodeGen/ARM/tail-call-results.ll

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