David Majnemer 7230d61b65 [SCCP] Resolve shifts beyond the bitwidth to undef ... Shifts beyond the bitwidth are undef but SCCP resolved them to zero. Instead, DTRT and resolve them to undef. This reimplements the transform which caused PR27712. llvm-svn: 269269		2016-05-12 03:07:40 +00:00
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2002-05-02-MissSecondInst.ll
2002-05-20-MissedIncomingValue.ll
2002-05-21-InvalidSimplify.ll
2002-08-30-GetElementPtrTest.ll
2003-06-24-OverdefinedPHIValue.ll
2003-08-26-InvokeHandling.ll
2004-11-16-DeadInvoke.ll
2004-12-10-UndefBranchBug.ll
2006-10-23-IPSCCP-Crash.ll
2006-12-04-PackedType.ll
2006-12-19-UndefBug.ll
2007-05-16-InvokeCrash.ll
2008-01-27-UndefCorrelate.ll
2008-04-22-multiple-ret-sccp.ll
2008-05-23-UndefCallFold.ll
2009-01-14-IPSCCP-Invoke.ll
2009-05-27-VectorOperandZero.ll
apint-array.ll
apint-basictest2.ll
apint-basictest3.ll
apint-basictest4.ll
apint-basictest.ll
apint-bigarray.ll
apint-bigint2.ll
apint-bigint.ll
apint-ipsccp1.ll
apint-ipsccp2.ll
apint-ipsccp3.ll
apint-ipsccp4.ll
apint-load.ll
apint-phi.ll
apint-select.ll
atomic-load-store.ll
atomic.ll
calltest.ll
comdat-ipo.ll
crash.ll
global-alias-constprop.ll
ipsccp-addr-taken.ll
ipsccp-basic.ll
loadtest.ll
logical-nuke.ll
pr27712.ll
retvalue-undef.ll
sccptest.ll
select.ll
switch.ll
ub-shift.ll
undef-resolve.ll
vector-bitcast.ll