15 lines
503 B
Diff
15 lines
503 B
Diff
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diff --git a/src/hunspell/suggestmgr.cxx b/src/hunspell/suggestmgr.cxx
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index dba084e9..c23f165a 100644
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--- a/src/hunspell/suggestmgr.cxx
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+++ b/src/hunspell/suggestmgr.cxx
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@@ -2040,7 +2040,7 @@ int SuggestMgr::leftcommonsubstring(
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int l2 = su2.size();
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// decapitalize dictionary word
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if (complexprefixes) {
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- if (su1[l1 - 1] == su2[l2 - 1])
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+ if (l1 && l2 && su1[l1 - 1] == su2[l2 - 1])
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return 1;
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} else {
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unsigned short idx = su2.empty() ? 0 : (su2[0].h << 8) + su2[0].l;
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