diff options
Diffstat (limited to 'lib/compiler/src/beam_ssa_bsm.erl')
| -rw-r--r-- | lib/compiler/src/beam_ssa_bsm.erl | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/compiler/src/beam_ssa_bsm.erl b/lib/compiler/src/beam_ssa_bsm.erl index abbda2ebe4..7a8dc127d7 100644 --- a/lib/compiler/src/beam_ssa_bsm.erl +++ b/lib/compiler/src/beam_ssa_bsm.erl @@ -684,8 +684,12 @@ aca_copy_successors(Lbl0, Blocks0, Counter0) -> Lbl = maps:get(Lbl0, BRs), {Lbl, Blocks, Counter}. +aca_cs_build_brs([?EXCEPTION_BLOCK=Lbl | Path], Counter, Acc) -> + %% ?EXCEPTION_BLOCK is a marker and not an actual block, so renaming it + %% will break exception handling. + aca_cs_build_brs(Path, Counter, Acc#{ Lbl => Lbl }); aca_cs_build_brs([Lbl | Path], Counter0, Acc) -> - aca_cs_build_brs(Path, Counter0 + 1, maps:put(Lbl, Counter0, Acc)); + aca_cs_build_brs(Path, Counter0 + 1, Acc#{ Lbl => Counter0 }); aca_cs_build_brs([], Counter, Acc) -> {Acc, Counter}. |