1; RUN: llc < %s -O3 -regalloc=fast -mtriple=x86_64-apple-darwin10 2; <rdar://problem/7755473> 3 4%0 = type { i32, i8*, i8*, %1*, i8*, i64, i64, i32, i32, i32, i32, [1024 x i8] } 5%1 = type { i8*, i32, i32, i16, i16, %2, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %2, %3*, i32, [3 x i8], [1 x i8], %2, i32, i64 } 6%2 = type { i8*, i32 } 7%3 = type opaque 8 9declare fastcc i32 @func(%0*, i32, i32) nounwind ssp 10 11define fastcc void @func2(%0* %arg, i32 %arg1) nounwind ssp { 12bb: 13 br label %.exit3 14 15.exit3: ; preds = %.exit3, %bb 16 switch i32 undef, label %.exit3 [ 17 i32 -1, label %.loopexit 18 i32 37, label %bb2 19 ] 20 21bb2: ; preds = %bb5, %bb3, %.exit3 22 br i1 undef, label %bb3, label %bb5 23 24bb3: ; preds = %bb2 25 switch i32 undef, label %infloop [ 26 i32 125, label %.loopexit 27 i32 -1, label %bb4 28 i32 37, label %bb2 29 ] 30 31bb4: ; preds = %bb3 32 %tmp = add nsw i32 undef, 1 ; <i32> [#uses=1] 33 br label %.loopexit 34 35bb5: ; preds = %bb2 36 switch i32 undef, label %infloop1 [ 37 i32 -1, label %.loopexit 38 i32 37, label %bb2 39 ] 40 41.loopexit: ; preds = %bb5, %bb4, %bb3, %.exit3 42 %.04 = phi i32 [ %tmp, %bb4 ], [ undef, %bb3 ], [ undef, %.exit3 ], [ undef, %bb5 ] ; <i32> [#uses=2] 43 br i1 undef, label %bb8, label %bb6 44 45bb6: ; preds = %.loopexit 46 %tmp7 = tail call fastcc i32 @func(%0* %arg, i32 %.04, i32 undef) nounwind ssp ; <i32> [#uses=0] 47 ret void 48 49bb8: ; preds = %.loopexit 50 %tmp9 = sext i32 %.04 to i64 ; <i64> [#uses=1] 51 %tmp10 = getelementptr inbounds %0* %arg, i64 0, i32 11, i64 %tmp9 ; <i8*> [#uses=1] 52 store i8 0, i8* %tmp10, align 1 53 ret void 54 55infloop: ; preds = %infloop, %bb3 56 br label %infloop 57 58infloop1: ; preds = %infloop1, %bb5 59 br label %infloop1 60} 61