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Fix possible use of uninitialised value in ts_headline()
Found during investigation of failure of skink buildfarm member and its valgrind report. Backpatch to all supported branches
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src/backend/tsearch/wparser_def.c

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Original file line numberDiff line numberDiff line change
@@ -2465,6 +2465,8 @@ mark_hl_words(HeadlineParsedText *prs, TSQuery query, int highlight,
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}
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else
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{ /* shorter cover :((( */
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if (i > q)
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i = q;
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for (; curlen > min_words; i--)
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{
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if (!NONWORDTOKEN(prs->words[i].type))

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