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6909ecf66e
to optionally look for constant or local (alloca) memory. Teach BasicAliasAnalysis::pointsToConstantMemory to look through Select and Phi nodes, and to support looking for local memory. Remove FunctionAttrs' PointsToLocalOrConstantMemory function, now that AliasAnalysis knows all the tricks that it knew. llvm-svn: 118412
9 lines
176 B
LLVM
9 lines
176 B
LLVM
; RUN: opt < %s -basicaa -functionattrs -S | grep readnone
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@s = external constant i8 ; <i8*> [#uses=1]
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define i8 @f() {
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%tmp = load i8* @s ; <i8> [#uses=1]
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ret i8 %tmp
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}
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