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llvm-mirror/test/Analysis/BasicAA
Mehdi Amini 6aa2c55163 Fix BasicAA incorrect assumption on GEP
This is fixing pr31761: BasicAA is deducing NoAlias
on the result of the GEP if the base pointer is itself NoAlias.

This is possible only if the NoAlias on the base pointer is
deduced with a non-sized query: this should guarantee that
the pointers are belonging to different memory allocation
and that the GEP can't legally jump from one to another.

Differential Revision: https://reviews.llvm.org/D29216

llvm-svn: 293293
2017-01-27 16:12:22 +00:00
..
2003-02-26-AccessSizeTest.ll
2003-03-04-GEPCrash.ll
2003-04-22-GEPProblem.ll
2003-04-25-GEPCrash.ll
2003-05-21-GEP-Problem.ll
2003-06-01-AliasCrash.ll
2003-07-03-BasicAACrash.ll
2003-09-19-LocalArgument.ll
2003-11-04-SimpleCases.ll
2003-12-11-ConstExprGEP.ll
2004-07-28-MustAliasbug.ll
2006-03-03-BadArraySubscript.ll
2006-11-03-BasicAAVectorCrash.ll
2007-01-13-BasePointerBadNoAlias.ll
2007-08-01-NoAliasAndCalls.ll
2007-08-01-NoAliasAndGEP.ll
2007-08-05-GetOverloadedModRef.ll
2007-10-24-ArgumentsGlobals.ll
2007-11-05-SizeCrash.ll [opaque pointer type] Add textual IR support for explicit type parameter for global aliases 2015-09-11 03:22:04 +00:00
2007-12-08-OutOfBoundsCrash.ll [opaque pointer type] Add textual IR support for explicit type parameter for global aliases 2015-09-11 03:22:04 +00:00
2008-04-15-Byval.ll
2008-06-02-GEPTailCrash.ll
2008-11-23-NoaliasRet.ll
2009-03-04-GEPNoalias.ll
2009-10-13-AtomicModRef.ll
2009-10-13-GEP-BaseNoAlias.ll
2010-09-15-GEP-SignedArithmetic.ll
2014-03-18-Maxlookup-reached.ll
aligned-overread.ll
args-rets-allocas-loads.ll
assume.ll [AliasAnalysis] Teach BasicAA about memcpy. 2016-12-25 22:42:27 +00:00
bug.23540.ll [BasicAA] Fix the handling of sext and zext in the analysis of GEPs. 2015-08-31 22:32:47 +00:00
bug.23626.ll [BasicAA] Fix the handling of sext and zext in the analysis of GEPs. 2015-08-31 22:32:47 +00:00
byval.ll
cas.ll
constant-over-index.ll
cs-cs.ll [AliasAnalysis] Teach BasicAA about memcpy. 2016-12-25 22:42:27 +00:00
dag.ll
empty.ll
featuretest.ll
full-store-partial-alias.ll [Verifier] Add verification for TBAA metadata 2016-12-11 20:07:15 +00:00
gcsetest.ll
gep-alias.ll
gep-and-alias.ll [BasicAA] Fix - missed alias in GEP expressions 2016-10-22 02:41:39 +00:00
getmodrefinfo-cs-cs.ll Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
global-size.ll
guards.ll [AliasAnalysis] Teach BasicAA about memcpy. 2016-12-25 22:42:27 +00:00
intrinsics.ll Sort the enums in Attributes.h in case insensitive alphabetical order. 2015-11-11 02:11:46 +00:00
invalidation.ll [PM] Add more dedicated testing to cover the invalidation logic added to 2016-12-27 17:59:22 +00:00
invariant_load.ll
memset_pattern.ll [BasicAA] Remove special casing of memset_pattern16 in favor of generic attribute inference 2016-01-06 04:53:16 +00:00
modref.ll Revert "Change memcpy/memset/memmove to have dest and source alignments." 2015-11-19 05:56:52 +00:00
must-and-partial.ll
negoffset.ll [BasicAA] Extend inbound GEP negative offset logic to GlobalVariables 2016-05-26 19:30:49 +00:00
no-escape-call.ll
noalias-bugs.ll
noalias-geps.ll
noalias-param.ll
noalias-wraparound-bug.ll [BasicAA] Fix for missing must alias (D16343) 2016-01-30 05:52:53 +00:00
nocapture.ll
phi-aa.ll [PM/AA] Port alias analysis evaluator to the new pass manager, and use 2016-02-20 03:46:03 +00:00
phi-and-select.ll
phi-loop.ll
phi-spec-order.ll
phi-speculation.ll
pr18573.ll
pr31761.ll Fix BasicAA incorrect assumption on GEP 2017-01-27 16:12:22 +00:00
pure-const-dce.ll
q.bad.ll [BasicAA] Fix the handling of sext and zext in the analysis of GEPs. 2015-08-31 22:32:47 +00:00
returned.ll BasicAA should look through functions with returned arguments 2016-07-11 01:32:20 +00:00
sequential-gep.ll [BasicAA] Bugfix for r251016 2015-10-23 14:17:03 +00:00
store-promote.ll
struct-geps.ll [BasicAA] Compare GEP indices based on value (Fix PR27418) 2016-05-11 15:45:43 +00:00
tailcall-modref.ll
underlying-value.ll
unreachable-block.ll
zext.ll [BasicAA] Fix the handling of sext and zext in the analysis of GEPs. 2015-08-31 22:32:47 +00:00