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from f73a486 [NewGVN] Skip uses in unreachable blocks. new 3ef6c7c [LoopUnroll] Properly update loopinfo for runtime unrolling by 2 new df040aa [libFuzzer] simplify the code for __sanitizer_cov_trace_pc_gu [...] new 9371686 [ImplicitNullChecks] Add a test demonstrating a case we don't [...]

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Summary of changes: lib/Fuzzer/FuzzerDefs.h | 5 ++++ lib/Fuzzer/FuzzerIO.h | 3 ++ lib/Fuzzer/FuzzerIOPosix.cpp | 5 ++++ lib/Fuzzer/FuzzerIOWindows.cpp | 5 ++++ lib/Fuzzer/FuzzerTracePC.cpp | 17 ++++++++--- lib/Transforms/Scalar/LoopUnrollPass.cpp | 3 +- lib/Transforms/Utils/LoopUnroll.cpp | 11 ++++--- lib/Transforms/Utils/LoopUnrollRuntime.cpp | 15 ++++++---- test/CodeGen/X86/implicit-null-checks.mir | 46 ++++++++++++++++++++++++++++++ test/Transforms/LoopUnroll/revisit.ll | 10 +++++-- test/Transforms/LoopUnroll/runtime-li.ll | 36 +++++++++++++++++++++++ 11 files changed, 140 insertions(+), 16 deletions(-) create mode 100644 test/Transforms/LoopUnroll/runtime-li.ll