102 lines
2.7 KiB
Rust
102 lines
2.7 KiB
Rust
// Test where we change the *signature* of a public, inherent method.
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// revisions:cfail1 cfail2
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// compile-flags: -Z query-dep-graph
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// build-pass
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#![crate_type = "rlib"]
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#![feature(rustc_attrs)]
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#![feature(stmt_expr_attributes)]
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#![allow(dead_code)]
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// These are expected to require codegen.
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#![rustc_partition_codegened(module="struct_point-point", cfg="cfail2")]
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#![rustc_partition_codegened(module="struct_point-fn_calls_changed_method", cfg="cfail2")]
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#![rustc_partition_reused(module="struct_point-fn_calls_another_method", cfg="cfail2")]
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#![rustc_partition_reused(module="struct_point-fn_make_struct", cfg="cfail2")]
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#![rustc_partition_reused(module="struct_point-fn_read_field", cfg="cfail2")]
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#![rustc_partition_reused(module="struct_point-fn_write_field", cfg="cfail2")]
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pub mod point {
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pub struct Point {
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pub x: f32,
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pub y: f32,
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}
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impl Point {
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#[cfg(cfail1)]
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pub fn distance_from_point(&self, p: Option<Point>) -> f32 {
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let p = p.unwrap_or(Point { x: 0.0, y: 0.0 });
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let x_diff = self.x - p.x;
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let y_diff = self.y - p.y;
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return x_diff * x_diff + y_diff * y_diff;
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}
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#[cfg(cfail2)]
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pub fn distance_from_point(&self, p: Option<&Point>) -> f32 {
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const ORIGIN: &Point = &Point { x: 0.0, y: 0.0 };
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let p = p.unwrap_or(ORIGIN);
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let x_diff = self.x - p.x;
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let y_diff = self.y - p.y;
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return x_diff * x_diff + y_diff * y_diff;
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}
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pub fn x(&self) -> f32 {
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self.x
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}
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}
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}
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/// A fn item that calls the method that was changed
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pub mod fn_calls_changed_method {
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use point::Point;
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#[rustc_clean(except="typeck,optimized_mir", cfg="cfail2")]
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pub fn check() {
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let p = Point { x: 2.0, y: 2.0 };
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p.distance_from_point(None);
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}
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}
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/// A fn item that calls a method that was not changed
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pub mod fn_calls_another_method {
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use point::Point;
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#[rustc_clean(cfg="cfail2")]
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pub fn check() {
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let p = Point { x: 2.0, y: 2.0 };
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p.x();
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}
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}
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/// A fn item that makes an instance of `Point` but does not invoke methods
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pub mod fn_make_struct {
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use point::Point;
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#[rustc_clean(cfg="cfail2")]
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pub fn make_origin() -> Point {
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Point { x: 2.0, y: 2.0 }
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}
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}
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/// A fn item that reads fields from `Point` but does not invoke methods
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pub mod fn_read_field {
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use point::Point;
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#[rustc_clean(cfg="cfail2")]
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pub fn get_x(p: Point) -> f32 {
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p.x
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}
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}
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/// A fn item that writes to a field of `Point` but does not invoke methods
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pub mod fn_write_field {
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use point::Point;
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#[rustc_clean(cfg="cfail2")]
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pub fn inc_x(p: &mut Point) {
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p.x += 1.0;
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}
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}
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