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2 Commits

Author SHA1 Message Date
Bjorn Steinbrink
ca7473f5d0 [InstCombine] Actually combine AA metadata when replacing one load with another 
Fixes PR24083

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241955 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-07-10 22:30:17 +00:00
Bjorn Steinbrink
ad4d73941a [InstCombine] Properly combine metadata when replacing a load with another 
Not doing this can lead to misoptimizations down the line, e.g. because
of range metadata on the replacing load excluding values that are valid
for the load that is being replaced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241886 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-07-10 06:55:44 +00:00