1; RUN: llc < %s -mtriple=x86_64-apple-darwin 2; rdar://r6661945 3 4 %struct.WINDOW = type { i16, i16, i16, i16, i16, i16, i16, i32, i32, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, %struct.ldat*, i16, i16, i32, i32, %struct.WINDOW*, %struct.pdat, i16, %struct.cchar_t } 5 %struct.cchar_t = type { i32, [5 x i32] } 6 %struct.ldat = type { %struct.cchar_t*, i16, i16, i16 } 7 %struct.pdat = type { i16, i16, i16, i16, i16, i16 } 8 9define i32 @pnoutrefresh(%struct.WINDOW* %win, i32 %pminrow, i32 %pmincol, i32 %sminrow, i32 %smincol, i32 %smaxrow, i32 %smaxcol) nounwind optsize ssp { 10entry: 11 %0 = load i16* null, align 4 ; <i16> [#uses=2] 12 %1 = icmp sgt i16 0, %0 ; <i1> [#uses=1] 13 br i1 %1, label %bb12, label %bb13 14 15bb12: ; preds = %entry 16 %2 = sext i16 %0 to i32 ; <i32> [#uses=1] 17 %3 = sub i32 %2, 0 ; <i32> [#uses=1] 18 %4 = add i32 %3, %smaxrow ; <i32> [#uses=2] 19 %5 = trunc i32 %4 to i16 ; <i16> [#uses=1] 20 %6 = add i16 0, %5 ; <i16> [#uses=1] 21 br label %bb13 22 23bb13: ; preds = %bb12, %entry 24 %pmaxrow.0 = phi i16 [ %6, %bb12 ], [ 0, %entry ] ; <i16> [#uses=0] 25 %smaxrow_addr.0 = phi i32 [ %4, %bb12 ], [ %smaxrow, %entry ] ; <i32> [#uses=1] 26 %7 = trunc i32 %smaxrow_addr.0 to i16 ; <i16> [#uses=0] 27 ret i32 0 28} 29