bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/mir/eval/tests.rs')
-rw-r--r--crates/hir-ty/src/mir/eval/tests.rs30
1 files changed, 29 insertions, 1 deletions
diff --git a/crates/hir-ty/src/mir/eval/tests.rs b/crates/hir-ty/src/mir/eval/tests.rs
index ca4268b8fb..03c083bac4 100644
--- a/crates/hir-ty/src/mir/eval/tests.rs
+++ b/crates/hir-ty/src/mir/eval/tests.rs
@@ -30,7 +30,7 @@ fn eval_main(db: &TestDB, file_id: FileId) -> Result<(String, String), MirEvalEr
db.trait_environment(func_id.into()),
)
.map_err(|e| MirEvalError::MirLowerError(func_id.into(), e))?;
- let (result, stdout, stderr) = interpret_mir(db, &body, false);
+ let (result, stdout, stderr) = interpret_mir(db, body, false);
result?;
Ok((stdout, stderr))
}
@@ -614,6 +614,34 @@ fn main() {
}
#[test]
+fn syscalls() {
+ check_pass(
+ r#"
+//- minicore: option
+
+extern "C" {
+ pub unsafe extern "C" fn syscall(num: i64, ...) -> i64;
+}
+
+const SYS_getrandom: i64 = 318;
+
+fn should_not_reach() {
+ _ // FIXME: replace this function with panic when that works
+}
+
+fn main() {
+ let mut x: i32 = 0;
+ let r = syscall(SYS_getrandom, &mut x, 4usize, 0);
+ if r != 4 {
+ should_not_reach();
+ }
+}
+
+"#,
+ )
+}
+
+#[test]
fn posix_tls() {
check_pass(
r#"