fix PR4963: folding insertvalue would sometimes turn a packed struct into
[llvm/avr.git] / test / Transforms / InstCombine / 2006-10-19-SignedToUnsignedCastAndConst-2.ll
blob889bbcfa3ea5b562abd22712cc6e4744404fa758
1 ; The optimizer should be able to remove cast operation here.
2 ; RUN: opt < %s -instcombine -S | \
3 ; RUN:    not grep sext.*i32
5 define i1 @eq_signed_to_small_unsigned(i8 %SB) {
6         %Y = sext i8 %SB to i32         ; <i32> [#uses=1]
7         %C = icmp eq i32 %Y, 17         ; <i1> [#uses=1]
8         ret i1 %C