; RUN: llc < %s -march=x86 -enable-legalize-types-checking ; PR3393 define void @foo(i32 inreg %x) { %t709 = select i1 false, i32 0, i32 %x ; <i32> [#uses=1] %t711 = add i32 %t709, 1 ; <i32> [#uses=4] %t801 = icmp slt i32 %t711, 0 ; <i1> [#uses=1] %t712 = zext i32 %t711 to i64 ; <i64> [#uses=1] %t804 = select i1 %t801, i64 0, i64 %t712 ; <i64> [#uses=1] store i64 %t804, i64* null %t815 = icmp slt i32 %t711, 0 ; <i1> [#uses=1] %t814 = sext i32 %t711 to i64 ; <i64> [#uses=1] %t816 = select i1 %t815, i64 0, i64 %t814 ; <i64> [#uses=1] store i64 %t816, i64* null unreachable }