[Pkg-javascript-commits] [uglifyjs] 68/190: Limit max iterations for tighten_body

[Antonio Terceiro]

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terceiro pushed a commit to annotated tag upstream/2.7.0
in repository uglifyjs.

commit b6968b6bd2a740281e03e804ae68b3f5e63ce5ed
Author: Mihai Bazon <mihai.bazon at gmail.com>
Date:   Mon Nov 16 12:06:12 2015 +0200

    Limit max iterations for tighten_body
    
    Ref #866
---
 lib/compress.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/compress.js b/lib/compress.js
index 3efca41..c384e99 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -199,7 +199,7 @@ merge(Compressor.prototype, {
     };
 
     function tighten_body(statements, compressor) {
-        var CHANGED;
+        var CHANGED, max_iter = 10;
         do {
             CHANGED = false;
             if (compressor.option("angular")) {
@@ -218,7 +218,7 @@ merge(Compressor.prototype, {
             if (compressor.option("join_vars")) {
                 statements = join_consecutive_vars(statements, compressor);
             }
-        } while (CHANGED);
+        } while (CHANGED && max_iter-- > 0);
 
         if (compressor.option("negate_iife")) {
             negate_iifes(statements, compressor);

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