Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 47 insertions, 0 deletions

diff --git a/src/test/ui/abi/segfault-no-out-of-stack.rs b/src/test/ui/abi/segfault-no-out-of-stack.rs
new file mode 100644
index 000000000..ad4faf95a
--- /dev/null
+++ b/src/test/ui/abi/segfault-no-out-of-stack.rs
@@ -0,0 +1,47 @@
+// run-pass
+
+#![allow(unused_imports)]
+// ignore-emscripten can't run commands
+// ignore-sgx no processes
+#![feature(rustc_private)]
+
+extern crate libc;
+
+use std::env;
+use std::process::{Command, ExitStatus};
+
+#[link(name = "rust_test_helpers", kind = "static")]
+extern "C" {
+    fn rust_get_null_ptr() -> *mut ::libc::c_char;
+}
+
+#[cfg(unix)]
+fn check_status(status: std::process::ExitStatus) {
+    use libc;
+    use std::os::unix::process::ExitStatusExt;
+
+    assert!(status.signal() == Some(libc::SIGSEGV) || status.signal() == Some(libc::SIGBUS));
+}
+
+#[cfg(not(unix))]
+fn check_status(status: std::process::ExitStatus) {
+    assert!(!status.success());
+}
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+    if args.len() > 1 && args[1] == "segfault" {
+        unsafe {
+            *rust_get_null_ptr() = 1;
+        }; // trigger a segfault
+    } else {
+        let segfault = Command::new(&args[0]).arg("segfault").output().unwrap();
+        let stderr = String::from_utf8_lossy(&segfault.stderr);
+        let stdout = String::from_utf8_lossy(&segfault.stdout);
+        println!("stdout: {}", stdout);
+        println!("stderr: {}", stderr);
+        println!("status: {}", segfault.status);
+        check_status(segfault.status);
+        assert!(!stderr.contains("has overflowed its stack"));
+    }
+}