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(parent: 3fcb664) | patch
If any of the sign extended bits are demanded, the input sign bit is demanded
authorChris Lattner <sabre@nondot.org>
Mon, 13 Feb 2006 22:41:07 +0000 (22:41 +0000)
committerChris Lattner <sabre@nondot.org>
Mon, 13 Feb 2006 22:41:07 +0000 (22:41 +0000)
commitf345fe4d9a48f91cb9b2d396234b928536f5fe00
tree5fd998cf16e4c88845610a83b48ec4767c7a2b3dtree | snapshot
parent3fcb664dbc0ac5c7f625416e9d0ebede4b370728commit | diff
If any of the sign extended bits are demanded, the input sign bit is demanded
for a sign extension.

This fixes InstCombine/2006-02-13-DemandedMiscompile.ll and Ptrdist/bc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26152 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/InstructionCombining.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors