Fix issue with netscape_comment causing random crashes #98

Job	Run time
build-legacy (14.x, ubuntu-20.04)	35s
build-legacy (14.x, ubuntu-latest)	33s
build-legacy (14.x, macos-latest)	47s
build-legacy (14.x, windows-latest)	39s
build (16.x, ubuntu-20.04)	39s
build (16.x, ubuntu-latest)	28s
build (16.x, macos-latest)	42s
build (16.x, windows-latest)	36s
build (18.x, ubuntu-20.04)	24s
build (18.x, ubuntu-latest)	31s
build (18.x, macos-latest)	35s
build (18.x, windows-latest)	35s
build-new (19.x, ubuntu-20.04)	27s
build-new (19.x, ubuntu-latest)	28s
build-new (19.x, macos-latest)	45s
build-new (19.x, windows-latest)	30s
build-new (20.x, ubuntu-20.04)	41s
build-new (20.x, ubuntu-latest)	30s
build-new (20.x, macos-latest)	44s
build-new (20.x, windows-latest)	33s
	11m 42s

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