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(parent: 3e96531) | patch
allow LazyValueInfo::getEdgeValue() to reason about multiple edges from the same...
authorNuno Lopes <nunoplopes@sapo.pt>
Fri, 18 May 2012 21:02:10 +0000 (21:02 +0000)
committerNuno Lopes <nunoplopes@sapo.pt>
Fri, 18 May 2012 21:02:10 +0000 (21:02 +0000)
commit90255a85172a560da73e05dad6cdb77d8e9480e1
tree20619d25896f15f71bb948d4a58a3e6f0ab3b233tree | snapshot
parent3e96531186ba574b0c25a4be62d24b8b7d752c9fcommit | diff
allow LazyValueInfo::getEdgeValue() to reason about multiple edges from the same switch instruction by doing union of ranges (which may still be conservative, but it's more aggressive than before)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157071 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/LazyValueInfo.cpp diff | blob | history
test/Transforms/CorrelatedValuePropagation/range.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors