Fixes for some of clang scan-build detected issues
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@@ -666,8 +666,9 @@ struct JsonPass : public Pass {
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std::ostream *f;
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std::stringstream buf;
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bool empty = filename.empty();
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if (!filename.empty()) {
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if (!empty) {
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rewrite_filename(filename);
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std::ofstream *ff = new std::ofstream;
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ff->open(filename.c_str(), std::ofstream::trunc);
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@@ -683,7 +684,7 @@ struct JsonPass : public Pass {
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JsonWriter json_writer(*f, true, aig_mode, compat_int_mode);
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json_writer.write_design(design);
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if (!filename.empty()) {
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if (!empty) {
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delete f;
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} else {
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log("%s", buf.str().c_str());
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