bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/consteval/tests.rs')
-rw-r--r--crates/hir-ty/src/consteval/tests.rs51
1 files changed, 51 insertions, 0 deletions
diff --git a/crates/hir-ty/src/consteval/tests.rs b/crates/hir-ty/src/consteval/tests.rs
index 0db1fefbfe..1e241500c2 100644
--- a/crates/hir-ty/src/consteval/tests.rs
+++ b/crates/hir-ty/src/consteval/tests.rs
@@ -2018,6 +2018,57 @@ fn consts() {
"#,
6,
);
+
+ check_number(
+ r#"
+ const F1: i32 = 2147483647;
+ const F2: i32 = F1 - 25;
+ const GOAL: i32 = F2;
+ "#,
+ 2147483622,
+ );
+
+ check_number(
+ r#"
+ const F1: i32 = -2147483648;
+ const F2: i32 = F1 + 18;
+ const GOAL: i32 = F2;
+ "#,
+ -2147483630,
+ );
+
+ check_number(
+ r#"
+ const F1: i32 = 10;
+ const F2: i32 = F1 - 20;
+ const GOAL: i32 = F2;
+ "#,
+ -10,
+ );
+
+ check_number(
+ r#"
+ const F1: i32 = 25;
+ const F2: i32 = F1 - 25;
+ const GOAL: i32 = F2;
+ "#,
+ 0,
+ );
+
+ check_number(
+ r#"
+ const A: i32 = -2147483648;
+ const GOAL: bool = A > 0;
+ "#,
+ 0,
+ );
+
+ check_number(
+ r#"
+ const GOAL: i64 = (-2147483648_i32) as i64;
+ "#,
+ -2147483648,
+ );
}
#[test]