1*9880d681SAndroid Build Coastguard Worker; The optimizer should be able to remove cast operation here.
2*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | \
3*9880d681SAndroid Build Coastguard Worker; RUN:    not grep sext.*i32
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i1 @eq_signed_to_small_unsigned(i8 %SB) {
6*9880d681SAndroid Build Coastguard Worker        %Y = sext i8 %SB to i32         ; <i32> [#uses=1]
7*9880d681SAndroid Build Coastguard Worker        %C = icmp eq i32 %Y, 17         ; <i1> [#uses=1]
8*9880d681SAndroid Build Coastguard Worker        ret i1 %C
9*9880d681SAndroid Build Coastguard Worker}
10*9880d681SAndroid Build Coastguard Worker
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