[PATCH] D98884: [IR] Ignore bitcasts of function pointers which are only used as callees in callbase instruction

[Johannes Doerfert via Phabricator via llvm-commits]

jdoerfert added a comment.

In D98884#2681227 <https://reviews.llvm.org/D98884#2681227>, @madhur13490 wrote:

> 1. A lot of new functions are now added to IPSCCP's radar as hasAddressTaken() for them is 'false' now as it meets the condition my patch adds i.e all users of bitcast operator are CB. See llvm::canTrackArgumentsInterprocedurally(Function *F) which is called from IPSCCP.

You can use a Debug Counter <https://llvm.org/doxygen/classllvm_1_1DebugCounter.html> and bisect it to the first function for which the hasAddressTaken change will cause the issue.
With the pre- and post-IPSCCP module we should be able to figure this out.


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