1 ; Check that the call doesn't get removed even if 2 ; it has no uses. It could have side-effects. 3 ; RUN: opt -loop-unswitch -S %s | FileCheck %s 4 5 ; CHECK-LABEL: @tinky 6 define i32 @tinkywinky(i8 %patatino) { 7 %cmp1 = icmp slt i8 %patatino, 5 8 br label %body 9 body: 10 %i = select i1 %cmp1, i8 6, i8 undef 11 br i1 true, label %body, label %end 12 end: 13 %split = phi i8 [ %i, %body ] 14 %conv4 = sext i8 %split to i32 15 ; CHECK: tail call fastcc i32 @fn5( 16 %call = tail call fastcc i32 @fn5(i32 %conv4) 17 ret i32 0 18 } 19 declare fastcc i32 @fn5(i32 returned) unnamed_addr 20
