[PATCH] D41149: [CodeGen] Specialize mixed-sign mul-with-overflow (fix PR34920)

[Vedant Kumar via Phabricator via cfe-commits]

vsk updated this revision to Diff 126666.
vsk added a comment.

- Make sure the result can be stored into the result ptr.


https://reviews.llvm.org/D41149

Files:
  lib/CodeGen/CGBuiltin.cpp
  test/CodeGen/builtins-overflow.c

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