diff options
Diffstat (limited to 'tests/mir-opt/building')
3 files changed, 34 insertions, 11 deletions
diff --git a/tests/mir-opt/building/custom/projections.copy_for_deref.built.after.mir b/tests/mir-opt/building/custom/projections.copy_for_deref.built.after.mir new file mode 100644 index 00000000000..5233d0489c6 --- /dev/null +++ b/tests/mir-opt/building/custom/projections.copy_for_deref.built.after.mir @@ -0,0 +1,12 @@ +// MIR for `copy_for_deref` after built + +fn copy_for_deref(_1: (&i32, i32)) -> i32 { + let mut _0: i32; // return place in scope 0 at $DIR/projections.rs:+0:38: +0:41 + let mut _2: &i32; // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL + + bb0: { + _2 = deref_copy (_1.0: &i32); // scope 0 at $DIR/projections.rs:+4:13: +4:37 + _0 = (*_2); // scope 0 at $DIR/projections.rs:+5:13: +5:24 + return; // scope 0 at $DIR/projections.rs:+6:13: +6:21 + } +} diff --git a/tests/mir-opt/building/custom/projections.rs b/tests/mir-opt/building/custom/projections.rs index 5e472e531c7..3c155deae4b 100644 --- a/tests/mir-opt/building/custom/projections.rs +++ b/tests/mir-opt/building/custom/projections.rs @@ -21,13 +21,10 @@ fn unions(u: U) -> i32 { #[custom_mir(dialect = "analysis", phase = "post-cleanup")] fn tuples(i: (u32, i32)) -> (u32, i32) { mir!( - // FIXME(JakobDegen): This is necessary because we can't give type hints for `RET` - let temp: (u32, i32); + type RET = (u32, i32); { - temp.0 = i.0; - temp.1 = i.1; - - RET = temp; + RET.0 = i.0; + RET.1 = i.1; Return() } ) @@ -71,6 +68,19 @@ fn simple_index(a: [i32; 10], b: &[i32]) -> i32 { }) } +// EMIT_MIR projections.copy_for_deref.built.after.mir +#[custom_mir(dialect = "runtime", phase = "initial")] +fn copy_for_deref(x: (&i32, i32)) -> i32 { + mir!( + let temp: &i32; + { + temp = CopyForDeref(x.0); + RET = *temp; + Return() + } + ) +} + fn main() { assert_eq!(unions(U { a: 5 }), 5); assert_eq!(tuples((5, 6)), (5, 6)); @@ -82,4 +92,7 @@ fn main() { assert_eq!(o, Some(10)); assert_eq!(simple_index([0; 10], &[0; 10]), 0); + + let one = 1; + assert_eq!(copy_for_deref((&one, one)), 1); } diff --git a/tests/mir-opt/building/custom/projections.tuples.built.after.mir b/tests/mir-opt/building/custom/projections.tuples.built.after.mir index 65487d3c9ed..dec575200c6 100644 --- a/tests/mir-opt/building/custom/projections.tuples.built.after.mir +++ b/tests/mir-opt/building/custom/projections.tuples.built.after.mir @@ -2,12 +2,10 @@ fn tuples(_1: (u32, i32)) -> (u32, i32) { let mut _0: (u32, i32); // return place in scope 0 at $DIR/projections.rs:+0:29: +0:39 - let mut _2: (u32, i32); // in scope 0 at $SRC_DIR/core/src/intrinsics/mir.rs:LL:COL bb0: { - (_2.0: u32) = (_1.0: u32); // scope 0 at $DIR/projections.rs:+5:13: +5:25 - (_2.1: i32) = (_1.1: i32); // scope 0 at $DIR/projections.rs:+6:13: +6:25 - _0 = _2; // scope 0 at $DIR/projections.rs:+8:13: +8:23 - return; // scope 0 at $DIR/projections.rs:+9:13: +9:21 + (_0.0: u32) = (_1.0: u32); // scope 0 at $DIR/projections.rs:+4:13: +4:24 + (_0.1: i32) = (_1.1: i32); // scope 0 at $DIR/projections.rs:+5:13: +5:24 + return; // scope 0 at $DIR/projections.rs:+6:13: +6:21 } } |