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tiny optimization in pgf/reader

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kr.angelov
2013-09-13 09:50:44 +00:00
parent d39003f872
commit 540de9c2d0
1 changed files with 1 additions and 1 deletions
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2
src/runtime/c/pgf/reader.c
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@@ -74,7 +74,7 @@ pgf_read_len(PgfReader* rdr)
// caller can proceed without checking for error
// immediately.
gu_return_on_exn(rdr->err, 0);
if (len < 0) {
if (GU_UNLIKELY(len < 0)) {
GuExnData* err_data = gu_raise(rdr->err, PgfReadTagExn);
if (err_data) {
PgfReadTagExn* rtag = gu_new(PgfReadTagExn, err_data->pool);