http://llvm.org/bugs/show_bug.cgi?id=8740
Summary: dse can be too eager
Product: libraries
Version: trunk
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P
Component: Scalar Optimizations
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Created an attachment (id=5873)
--> (http://llvm.org/bugs/attachment.cgi?id=5873)
llvm IR that breaks dse.
Running the attached llvm ir with lli gives
-10
-10
-30
with opt -basicaa -dse | lli gives
-10
-10
-10
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