diff options
| -rw-r--r-- | lib/compress.js | 8 | ||||
| -rw-r--r-- | test/compress/switch.js | 21 |
2 files changed, 27 insertions, 2 deletions
diff --git a/lib/compress.js b/lib/compress.js index 03c8d5dd..1146f300 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -1610,9 +1610,13 @@ merge(Compressor.prototype, { def(AST_Block, function(compressor){ return any(this.body, compressor); }); + def(AST_Switch, function(compressor){ + return this.expression.has_side_effects(compressor) + || any(this.body, compressor); + }); def(AST_Case, function(compressor){ - return any(this.body, compressor) - || this.expression.has_side_effects(compressor); + return this.expression.has_side_effects(compressor) + || any(this.body, compressor); }); def(AST_Try, function(compressor){ return any(this.body, compressor) diff --git a/test/compress/switch.js b/test/compress/switch.js index c3e76302..9f9d3568 100644 --- a/test/compress/switch.js +++ b/test/compress/switch.js @@ -593,3 +593,24 @@ if_switch_typeof: { a; } } + +issue_1698: { + options = { + side_effects: true, + } + input: { + var a = 1; + !function() { + switch (a++) {} + }(); + console.log(a); + } + expect: { + var a = 1; + !function() { + switch (a++) {} + }(); + console.log(a); + } + expect_stdout: "2" +} |