AstGen: fix loop control flow applying to wrong loop

In the case of 'continue' or 'break' inside the 'else' block of a
'while' or 'for' loop.

Closes #12109

1 files changed, 10 insertions, 0 deletions

diff --git a/test/behavior/while.zig b/test/behavior/while.zig
index b664e73b89..62d5bf90fa 100644
--- a/test/behavior/while.zig
+++ b/test/behavior/while.zig
@@ -334,3 +334,13 @@ test "continue inline while loop" {
     }
     comptime assert(i == 5);
 }
+
+test "else continue outer while" {
+    var i: usize = 0;
+    while (true) {
+        i += 1;
+        while (i > 5) {
+            return;
+        } else continue;
+    }
+}