Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 158 insertions, 0 deletions

diff --git a/tests/debuginfo/unreachable-locals.rs b/tests/debuginfo/unreachable-locals.rs
new file mode 100644
index 000000000..5787f819c
--- /dev/null
+++ b/tests/debuginfo/unreachable-locals.rs
@@ -0,0 +1,158 @@
+// min-lldb-version: 310
+
+// compile-flags:-g
+
+#![allow(unused_variables)]
+#![feature(omit_gdb_pretty_printer_section)]
+#![omit_gdb_pretty_printer_section]
+
+// No need to actually run the debugger, just make sure that the compiler can
+// handle locals in unreachable code.
+
+fn after_return() {
+    return;
+    let x = "0";
+    let (ref y,z) = (1i32, 2u32);
+    match (20i32, 'c') {
+        (a, ref b) => {}
+    }
+    for a in &[111i32] {}
+    let test = if some_predicate() { 1 } else { 2 };
+    while some_predicate() {
+        let abc = !some_predicate();
+    }
+    loop {
+        let abc = !some_predicate();
+        break;
+    }
+    // nested block
+    {
+        let abc = !some_predicate();
+
+        {
+            let def = !some_predicate();
+        }
+    }
+}
+
+fn after_panic() {
+    panic!();
+    let x = "0";
+    let (ref y,z) = (1i32, 2u32);
+    match (20i32, 'c') {
+        (a, ref b) => {}
+    }
+    for a in &[111i32] {}
+    let test = if some_predicate() { 1 } else { 2 };
+    while some_predicate() {
+        let abc = !some_predicate();
+    }
+    loop {
+        let abc = !some_predicate();
+        break;
+    }
+    // nested block
+    {
+        let abc = !some_predicate();
+
+        {
+            let def = !some_predicate();
+        }
+    }
+}
+
+fn after_diverging_function() {
+    diverge();
+    let x = "0";
+    let (ref y,z) = (1i32, 2u32);
+    match (20i32, 'c') {
+        (a, ref b) => {}
+    }
+    for a in &[111i32] {}
+    let test = if some_predicate() { 1 } else { 2 };
+    while some_predicate() {
+        let abc = !some_predicate();
+    }
+    loop {
+        let abc = !some_predicate();
+        break;
+    }
+    // nested block
+    {
+        let abc = !some_predicate();
+
+        {
+            let def = !some_predicate();
+        }
+    }
+}
+
+fn after_break() {
+    loop {
+        break;
+        let x = "0";
+        let (ref y,z) = (1i32, 2u32);
+        match (20i32, 'c') {
+            (a, ref b) => {}
+        }
+        for a in &[111i32] {}
+        let test = if some_predicate() { 1 } else { 2 };
+        while some_predicate() {
+            let abc = !some_predicate();
+        }
+        loop {
+            let abc = !some_predicate();
+            break;
+        }
+        // nested block
+        {
+            let abc = !some_predicate();
+
+            {
+                let def = !some_predicate();
+            }
+        }
+    }
+}
+
+fn after_continue() {
+    for _ in 0..10i32 {
+        continue;
+        let x = "0";
+        let (ref y,z) = (1i32, 2u32);
+        match (20i32, 'c') {
+            (a, ref b) => {}
+        }
+        for a in &[111i32] {}
+        let test = if some_predicate() { 1 } else { 2 };
+        while some_predicate() {
+            let abc = !some_predicate();
+        }
+        loop {
+            let abc = !some_predicate();
+            break;
+        }
+        // nested block
+        {
+            let abc = !some_predicate();
+
+            {
+                let def = !some_predicate();
+            }
+        }
+    }
+}
+
+fn main() {
+    after_return();
+    after_panic();
+    after_diverging_function();
+    after_break();
+    after_continue();
+}
+
+fn diverge() -> ! {
+    panic!();
+}
+
+fn some_predicate() -> bool { true || false }