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(parent: 7cec179) | patch
Accept instructions that read undefined values.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 18 Mar 2011 03:06:04 +0000 (03:06 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 18 Mar 2011 03:06:04 +0000 (03:06 +0000)
commit9ef931e71c06a0390d6387859843be1d6d4daad6
treea569cee7f983411f890b6cd40e1e4450a79ca62dtree | snapshot
parent7cec179a647bff132d7af36d91df877056880c5ecommit | diff
Accept instructions that read undefined values.

This is not supposed to happen, but I have seen the x86 rematter getting
confused when rematerializing partial redefs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127857 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/LiveIntervalAnalysis.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors