mirror of
https://github.com/rust-lang/rust.git
synced 2025-12-01 12:08:30 +00:00
23 lines
694 B
Rust
23 lines
694 B
Rust
//@ test-mir-pass: DataflowConstProp
|
|
// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
|
|
// EMIT_MIR_FOR_EACH_BIT_WIDTH
|
|
|
|
// EMIT_MIR repeat.main.DataflowConstProp.diff
|
|
// CHECK-LABEL: fn main(
|
|
fn main() {
|
|
// CHECK: debug x => [[x:_.*]];
|
|
|
|
// CHECK: [[array_lit:_.*]] = [const 42_u32; 8];
|
|
// CHECK-NOT: {{_.*}} = Len(
|
|
// CHECK-NOT: {{_.*}} = PtrMetadata(
|
|
// CHECK-NOT: {{_.*}} = Lt(
|
|
// CHECK: {{_.*}} = const 2_usize;
|
|
// CHECK: {{_.*}} = const true;
|
|
// CHECK: assert(const true
|
|
|
|
// CHECK-NOT: [[t:_.*]] = {{copy|move}} [[array_lit]][_
|
|
// CHECK: [[t:_.*]] = copy [[array_lit]][2 of 3];
|
|
// CHECK: [[x]] = Add(move [[t]], const 0_u32);
|
|
let x: u32 = [42; 8][2] + 0;
|
|
}
|