[llvm-commits] PATCH: instcombine switch on select of constants to br

Alistair Lynn arplynn at gmail.com
Sun Jan 9 16:57:36 PST 2011


Hi-

The attached patch catches a previously missed optimisation on switches of the
form switch (select cond, A, B) where A and B are constants - the switch can be
folded to a conditional branch on cond.

Test case attached.

Alistair

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