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| author | Alex Lam S.L <alexlamsl@gmail.com> | 2021-02-20 03:13:15 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-02-20 11:13:15 +0800 |
| commit | 8d668c2963c4322fea47009b057791c1a7caa612 (patch) | |
| tree | 44d746bffd43a8cee09d060f3d08f3432ae4a272 /lib/compress.js | |
| parent | 5f60c1b830fec648974b3ea7cbd6f53a6bfd7c75 (diff) | |
| download | tracifyjs-8d668c2963c4322fea47009b057791c1a7caa612.tar.gz tracifyjs-8d668c2963c4322fea47009b057791c1a7caa612.zip | |
fix corner case in `conditionals` & `side_effects` (#4669)
fixes #4668
Diffstat (limited to 'lib/compress.js')
| -rw-r--r-- | lib/compress.js | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/lib/compress.js b/lib/compress.js index c3e315de..da30cee1 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -5788,15 +5788,12 @@ merge(Compressor.prototype, { if (!in_use || node.left === sym && indexOf_assign(def, node) < 0) { value = get_rhs(node); if (node.write_only === true) { - value = value.drop_side_effect_free(compressor) || make_node(AST_Number, node, { - value: 0 - }); + value = value.drop_side_effect_free(compressor) + || make_node(AST_Number, node, { value: 0 }); } } } else if (!in_use || node.expression === sym && indexOf_assign(def, node) < 0) { - value = make_node(AST_Number, node, { - value: 0 - }); + value = make_node(AST_Number, node, { value: 0 }); } if (value) { if (parent instanceof AST_Sequence && parent.tail_node() !== node) { @@ -7168,7 +7165,7 @@ merge(Compressor.prototype, { assign = assign.clone(); assign.right = cond; expressions = expressions.slice(0, -2); - expressions.push(assign); + expressions.push(assign.drop_side_effect_free(compressor, first_in_statement)); } return expressions === this.expressions ? this : make_sequence(this, expressions); }); |