fix corner case in collapse_vars (#4013)

fixes #4012
2020-07-20 16:28:13 +01:00
parent 2021c2fa3e
commit a5db8cd14c
2 changed files with 40 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1197,7 +1197,9 @@ merge(Compressor.prototype, {
        function find_loop_scope_try() {
            var node = compressor.self(), level = 0;
            do {
-                if (node instanceof AST_Catch || node instanceof AST_Finally) {
+                if (node instanceof AST_Catch) {
+                    if (!compressor.parent(level).bfinally) level++;
+                } else if (node instanceof AST_Finally) {
                    level++;
                } else if (node instanceof AST_IterationStatement) {
                    in_loop = true;