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if there are no productions for a function, don't create PgfConcrLin at all

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krangelov
2021-12-14 10:15:32 +01:00
parent 77693dca3e
commit cbcbbc9134
1 changed files with 3 additions and 0 deletions
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3
src/runtime/c/pgf/pgf.cxx
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@@ -1934,6 +1934,9 @@ void pgf_create_lin(PgfDB *db,
PgfBuildLinIface *build, PgfBuildLinIface *build,
PgfExn *err) PgfExn *err)
{ {
if (n_prods == 0)
return;
PGF_API_BEGIN { PGF_API_BEGIN {
DB_scope scope(db, WRITER_SCOPE); DB_scope scope(db, WRITER_SCOPE);