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from 76354c5 [RegBankSelect] Silence an unused variable warning in release mode. new e118351 Fix a bug in SCEV's poison value propagation new 39ede08 Teach isGuarantdToTransferExecToSuccessor about debug info in [...] new 27dabd2 [SCEV] Track no-abnormal-exits instead of no-throw calls new 8999baf [SCEV] Break out of loop if there is no more work to do new d3fa840 [codeview] Avoid emitting an empty file checksum table

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Summary of changes: include/llvm/Analysis/ScalarEvolution.h | 8 ++- lib/Analysis/ScalarEvolution.cpp | 45 ++++++------- lib/Analysis/ValueTracking.cpp | 9 ++- lib/MC/MCCodeView.cpp | 5 ++ .../ScalarEvolution/flags-from-poison-dbg.ll | 75 ++++++++++++++++++++++ test/Analysis/ScalarEvolution/nsw.ll | 56 ++++++++++++++++ test/MC/COFF/cv-empty-file-table.s | 13 ++++ 7 files changed, 184 insertions(+), 27 deletions(-) create mode 100644 test/Analysis/ScalarEvolution/flags-from-poison-dbg.ll create mode 100644 test/MC/COFF/cv-empty-file-table.s