diff options
Diffstat (limited to 'erts/emulator/beam/ops.tab')
| -rw-r--r-- | erts/emulator/beam/ops.tab | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index c657e9a1f9..ee99c9e563 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -1588,6 +1588,17 @@ bif1 Fail u$bif:erlang:round/1 s d => too_old_compiler bif1 Fail u$bif:erlang:trunc/1 s d => too_old_compiler # +# Handle the length/1 guard BIF specially to make it trappable. +# + +gc_bif1 Fail=j Live u$bif:erlang:length/1 Src Dst => \ + i_length_setup Live Src | i_length Fail Live Dst + +i_length_setup t xyc + +i_length j? t d + +# # Guard BIFs. # gc_bif1 p Live Bif Src Dst => i_bif1_body Src Bif Dst |