diff options
Diffstat (limited to 'erts/emulator/beam/binary.c')
| -rw-r--r-- | erts/emulator/beam/binary.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index ca3e48e205..cf7dcb13d5 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -964,7 +964,10 @@ HIPE_WRAPPER_BIF_DISABLE_GC(iolist_to_binary, 1) BIF_RETTYPE iolist_to_binary_1(BIF_ALIST_1) { if (is_binary(BIF_ARG_1)) { - BIF_RET(BIF_ARG_1); + if (binary_bitsize(BIF_ARG_1) == 0) { + BIF_RET(BIF_ARG_1); + } + BIF_ERROR(BIF_P, BADARG); } return erts_list_to_binary_bif(BIF_P, BIF_ARG_1, bif_export[BIF_iolist_to_binary_1]); } |