From fe647b083e0def2bf6445534c7017baed09541a9 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Tue, 17 Oct 2017 01:18:55 +0800
Subject: account for side-effects from `AST_This` in `collapse_vars` (#2365)

---
 lib/compress.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'lib/compress.js')

diff --git a/lib/compress.js b/lib/compress.js
index c3876f9d..5e391aba 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -950,9 +950,11 @@ merge(Compressor.prototype, {
                         scope = save_scope;
                         return true;
                     }
-                    if (node instanceof AST_SymbolRef || node instanceof AST_PropAccess) {
+                    if (node instanceof AST_PropAccess
+                        || node instanceof AST_SymbolRef
+                        || node instanceof AST_This) {
                         var sym = get_symbol(node);
-                        if (sym instanceof AST_SymbolRef) {
+                        if (sym instanceof AST_SymbolRef || node instanceof AST_This) {
                             lvalues[sym.name] = lvalues[sym.name] || is_lhs(node, tw.parent());
                         }
                     }
-- 
cgit v1.2.3

2b8c8949e51e4'>refs</a><a class='active' href='/guix/log/nix/libutil/affinity.cc'>log</a><a href='/guix/tree/nix/libutil/affinity.cc?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>tree</a><a href='/guix/commit/nix/libutil/affinity.cc?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>commit</a><a href='/guix/diff/nix/libutil/affinity.cc?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/nix/libutil/affinity.cc'>
<input type='hidden' name='id' value='21f1f5501228dd864fad8e0f61c2b8c8949e51e4'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>root</a>/<a href='/guix/log/nix?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>nix</a>/<a href='/guix/log/nix/libutil?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>libutil</a>/<a href='/guix/log/nix/libutil/affinity.cc?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4'>affinity.cc</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/nix/libutil/affinity.cc?id=21f1f5501228dd864fad8e0f61c2b8c8949e51e4&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>