cairo-lang-lowering 2.20.0

//! > Basic cache valid.

//! > test_runner_name
test_cache_check

//! > function_code
fn foo(x: ACopy, y: ADrop) {
    if true {
        use_a_copy(x);
        use_a_drop(y);
    } else {
        use_a_drop(y);
    }
    use_a_copy(x);
}

//! > function_name
foo

//! > module_code
#[allow(extern_outside_corelib)]
extern type ACopy;
impl ACopyCopy of Copy<ACopy>;
#[allow(extern_outside_corelib)]
extern type ADrop;
impl ADropDrop of Drop<ADrop>;

#[allow(extern_outside_corelib)]
extern fn use_a_copy(x: ACopy) nopanic;
#[allow(extern_outside_corelib)]
extern fn use_a_drop(x: ADrop) nopanic;

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters: v0: test::ACopy, v1: test::ADrop
blk0 (root):
Statements:
  () <- test::use_a_copy(v0)
  () <- test::use_a_drop(v1)
  () <- test::use_a_copy(v0)
End:
  Return()

//! > ==========================================================================

//! > Cache Generated Impl

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> u32 {
    let x = |a| {
        a + 5
    };
    x(5)
}

//! > function_name
foo

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
  (v0: core::integer::u32) <- 10
  (v1: (core::integer::u32,)) <- struct_construct(v0)
  (v2: core::panics::PanicResult::<(core::integer::u32,)>) <- PanicResult::Ok(v1)
End:
  Return(v2)

//! > ==========================================================================

//! > Cache Impl Impl

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() {
    bar::<MyOuter>();
}

fn bar<impl I: Outer>() {
    I::Impl::foo();
}

//! > function_name
foo

//! > module_code
trait Inner {
    fn foo();
}

trait Outer {
    impl Impl: Inner;
}

impl MyInner of Inner {
    fn foo() {}
}

impl MyOuter of Outer {}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
End:
  Return()

//! > ==========================================================================

//! > Cache Trait Function with Self Impl

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> i32 {
    MyTrait::foo()
}

//! > function_name
foo

//! > module_code
trait MyTrait {
    fn foo() -> i32 {
        let y = |x| x;
        y(3)
    }
}

impl MyImpl of MyTrait {}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
  (v0: core::integer::i32) <- 3
End:
  Return(v0)

//! > ==========================================================================

//! > Cache Trait Function with Loop

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> i32 {
    MyTrait::foo()
}

//! > function_name
foo

//! > module_code
trait MyTrait {
    fn foo() -> i32 {
        loop {
            if 6_i32 > 7 {
                break 5;
            }
        }
    }
}

impl MyImpl of MyTrait {}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters: v0: core::RangeCheck, v1: core::gas::GasBuiltin
blk0 (root):
Statements:
  (v2: core::RangeCheck, v3: core::gas::GasBuiltin, v4: core::panics::PanicResult::<(core::integer::i32,)>) <- test::MyImpl::foo[22-113](v0, v1)
End:
  Return(v2, v3, v4)

//! > ==========================================================================

//! > Cache Macro Expansion

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> i32 {
    my_macro!(3)
}

//! > function_name
foo

//! > module_code
macro my_macro {
    ($x:expr) => {
        $x + 1
    };
}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
  (v0: core::integer::i32) <- 4
  (v1: (core::integer::i32,)) <- struct_construct(v0)
  (v2: core::panics::PanicResult::<(core::integer::i32,)>) <- PanicResult::Ok(v1)
End:
  Return(v2)

//! > ==========================================================================

//! > Test handling cache of macro expansion with expose! calls in items.

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() {
    bar();
}

//! > function_name
foo

//! > module_code
macro define_bar {
    () => {
        expose! (
            fn bar() {}
        );
    };
}
define_bar!();

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
End:
  Return()

//! > ==========================================================================

//! > Cache Derive Drop

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> felt252 {
    let s = MyStruct { x: 5 };
    s.x
}

//! > function_name
foo

//! > module_code
#[derive(Drop)]
struct MyStruct {
    x: felt252,
}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
  (v0: core::felt252) <- 5
End:
  Return(v0)

//! > ==========================================================================

//! > Cache Derive in Submodule

//! > test_runner_name
test_cache_check

//! > function_code
fn foo() -> felt252 {
    let s = inner::InnerStruct { x: 5 };
    s.x
}

//! > function_name
foo

//! > module_code
mod inner {
    #[derive(Drop)]
    pub struct InnerStruct {
        pub x: felt252,
    }
}

//! > semantic_diagnostics

//! > lowering_diagnostics

//! > lowering_flat
Parameters:
blk0 (root):
Statements:
  (v0: core::felt252) <- 5
End:
  Return(v0)