| // unit-test: GVN |
| // compile-flags: -Zmir-enable-passes=+InstSimplify |
| // EMIT_MIR_FOR_EACH_PANIC_STRATEGY |
| // EMIT_MIR_FOR_EACH_BIT_WIDTH |
| |
| // EMIT_MIR slice_len.main.GVN.diff |
| fn main() { |
| // CHECK-LABEL: fn main( |
| // CHECK: debug a => [[a:_.*]]; |
| // CHECK: [[slice:_.*]] = const {{.*}} as &[u32] (PointerCoercion(Unsize)); |
| // FIXME(cjgillot) simplify Len and projection into unsized slice. |
| // CHECK-NOT: assert(const true, |
| // CHECK: [[a]] = (*[[slice]])[1 of 2]; |
| // CHECK-NOT: [[a]] = const 2_u32; |
| let a = (&[1u32, 2, 3] as &[u32])[1]; |
| } |
