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(parent: 18a4c16) | patch
Handle <undef> flag in machine code verifier.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Sun, 2 Aug 2009 07:38:21 +0000 (07:38 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Sun, 2 Aug 2009 07:38:21 +0000 (07:38 +0000)
commitbcdbcb9f95ce02cdc25048938fc461325b6e94a6
tree637d22168e71821352f98e8344918b8a7e70e3c6tree | snapshot
parent18a4c16726db2b8874c7b84d04650dda80746074commit | diff
Handle <undef> flag in machine code verifier.

Use of an <undef> register is treated like an <imp-use>. It is not an error to use a dead <undef> register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77890 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/MachineVerifier.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors