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unknown user pushed a change to branch master in repository llvm.

from ebc98fa7a02 [InstCombine] foldUnsignedUnderflowCheck(): handle last few [...] new 7901366bd98 [CodeGen][X86][NFC] Tests for (sub Carry, X) -> (addcarry ( [...] new 4b3a6511085 [DAGCombine][ARM][X86] (sub Carry, X) -> (addcarry (sub 0 [...]

The 2 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "adds" were already present in the repository and have only been added to this reference.

Summary of changes: lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 12 ++++++++++++ test/CodeGen/ARM/addsubcarry-promotion.ll | 26 ++++++++++++++------------ test/CodeGen/X86/subcarry.ll | 21 +++++++++++++++++++++ 3 files changed, 47 insertions(+), 12 deletions(-)