cond_sect1.dtd

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Hash : c51e38cb
Author :
Date : 2019-09-30T13:50:02

Make xmlParseConditionalSections non-recursive

Avoid call stack overflow in deeply nested conditional sections.

Found by OSS-Fuzz.

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test/valid/dtds/cond_sect1.dtd

<![ %include; [
    <![%include; [
        <![ %include;[
            <![%include;[
                <!ELEMENT doc (child)>
                <!ELEMENT child (#PCDATA)>
            ]]>
        ]]>
    ]]>
]]>
<![ %ignore; [
    <![%include; [
        <![ %include;[
            <![%ignore;[
                <!ELEMENT doc (x)>
                <!ELEMENT child (y)>
            ]]>
        ]]>
    ]]>
]]>

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kc3-lang/libxml2/test/valid/dtds/cond_sect1.dtd

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test/valid/dtds/cond_sect1.dtd