1; RUN: opt -passes=transform-warning -disable-output -pass-remarks-missed=transform-warning -pass-remarks-analysis=transform-warning < %s 2>&1 | FileCheck -allow-empty %s 2; 3; Verify that no transformation warnings are emitted for functions with 4; 'optnone' attribute. 5; 6target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7 8define void @func(ptr nocapture %A, ptr nocapture readonly %B, i32 %Length) #0 { 9entry: 10 %cmp9 = icmp sgt i32 %Length, 0 11 br i1 %cmp9, label %for.body.preheader, label %for.end 12 13for.body.preheader: 14 br label %for.body 15 16for.body: 17 %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %for.body.preheader ] 18 %arrayidx = getelementptr inbounds i32, ptr %B, i64 %indvars.iv 19 %0 = load i32, ptr %arrayidx, align 4 20 %idxprom1 = sext i32 %0 to i64 21 %arrayidx2 = getelementptr inbounds i32, ptr %A, i64 %idxprom1 22 %1 = load i32, ptr %arrayidx2, align 4 23 %arrayidx4 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv 24 store i32 %1, ptr %arrayidx4, align 4 25 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 26 %lftr.wideiv = trunc i64 %indvars.iv.next to i32 27 %exitcond = icmp eq i32 %lftr.wideiv, %Length 28 br i1 %exitcond, label %for.end.loopexit, label %for.body, !llvm.loop !0 29 30for.end.loopexit: 31 br label %for.end 32 33for.end: 34 ret void 35} 36 37attributes #0 = { noinline optnone } 38 39!0 = distinct !{!0, !1, !2, !3} 40!1 = !{!"llvm.loop.unroll.enable"} 41!2 = !{!"llvm.loop.distribute.enable"} 42!3 = !{!"llvm.loop.unroll_and_jam.enable"} 43!4 = !{!"llvm.loop.vectorize.enable", i1 true} 44 45 46; CHECK-NOT: warning 47