1; RUN: llc -mtriple=s390x-linux-gnu -mcpu=z13 -misched-cutoff=1 -o /dev/null < %s 2; REQUIRES: asserts 3; -misched=shuffle isn't available in NDEBUG builds! 4 5; Test that the post-ra scheduler does not crash with -misched-cutoff. 6 7@g_184 = external dso_local global i16, align 2 8@g_294 = external dso_local global [1 x [9 x i32*]], align 8 9 10define void @fun() { 11bb: 12 br label %bb1 13 14bb1: ; preds = %bb1, %bb 15 %i = phi i64 [ 0, %bb ], [ %i22, %bb1 ] 16 %i2 = trunc i64 %i to i32 17 %i3 = lshr i32 %i2, 1 18 %i4 = select i1 false, i32 %i3, i32 undef 19 %i5 = lshr i32 %i4, 1 20 %i6 = xor i32 %i5, -306674912 21 %i7 = select i1 undef, i32 %i5, i32 %i6 22 %i8 = lshr i32 %i7, 1 23 %i9 = xor i32 %i8, -306674912 24 %i10 = select i1 undef, i32 %i8, i32 %i9 25 %i11 = lshr i32 %i10, 1 26 %i12 = xor i32 %i11, -306674912 27 %i13 = select i1 undef, i32 %i11, i32 %i12 28 %i14 = lshr i32 %i13, 1 29 %i15 = select i1 false, i32 %i14, i32 undef 30 %i16 = lshr i32 %i15, 1 31 %i17 = select i1 false, i32 %i16, i32 undef 32 %i18 = lshr i32 %i17, 1 33 %i19 = select i1 false, i32 %i18, i32 undef 34 %i20 = lshr i32 %i19, 1 35 %i21 = select i1 false, i32 %i20, i32 undef 36 store i32 %i21, i32* undef, align 4 37 %i22 = add nuw nsw i64 %i, 1 38 %i23 = icmp ult i64 %i, 255 39 br i1 %i23, label %bb1, label %bb24 40 41bb24: ; preds = %bb1 42 %i25 = load volatile i16, i16* undef 43 store i32* null, i32** undef, align 8 44 store i32 -10, i32* undef, align 4 45 store i32 -10, i32* null, align 4 46 store i32 -10, i32* undef, align 4 47 store i16 0, i16* @g_184, align 2 48 store i32* null, i32** getelementptr inbounds ([1 x [9 x i32*]], [1 x [9 x i32*]]* @g_294, i64 0, i64 0, i64 2), align 8 49 store i32* null, i32** getelementptr inbounds ([1 x [9 x i32*]], [1 x [9 x i32*]]* @g_294, i64 0, i64 0, i64 5), align 8 50 unreachable 51} 52