3 files changed, 28 insertions, 8 deletions
diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl
index 6f0ffb5b25..d307d192b2 100644
--- a/lib/compiler/src/beam_type.erl
+++ b/lib/compiler/src/beam_type.erl
@@ -29,10 +29,17 @@ module({Mod,Exp,Attr,Fs0,Lc}, _Opts) ->
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
 
 function({function,Name,Arity,CLabel,Asm0}) ->
-    Asm1 = beam_utils:live_opt(Asm0),
-    Asm2 = opt(Asm1, [], tdb_new()),
-    Asm = beam_utils:delete_live_annos(Asm2),
-    {function,Name,Arity,CLabel,Asm}.
+    try
+	Asm1 = beam_utils:live_opt(Asm0),
+	Asm2 = opt(Asm1, [], tdb_new()),
+	Asm = beam_utils:delete_live_annos(Asm2),
+	{function,Name,Arity,CLabel,Asm}
+    catch
+	Class:Error ->
+	    Stack = erlang:get_stacktrace(),
+	    io:fwrite("Function: ~w/~w\n", [Name,Arity]),
+	    erlang:raise(Class, Error, Stack)
+    end.
 
 %% opt([Instruction], Accumulator, TypeDb) -> {[Instruction'],TypeDb'}
 %%  Keep track of type information; try to simplify.
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index abcd93f280..194f089ba1 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -741,6 +741,9 @@ live_opt([{badmatch,Src}=I|Is], _, D, Acc) ->
 live_opt([{case_end,Src}=I|Is], _, D, Acc) ->
     Regs = x_live([Src], 0),
     live_opt(Is, Regs, D, [I|Acc]);
+live_opt([{try_case_end,Src}=I|Is], _, D, Acc) ->
+    Regs = x_live([Src], 0),
+    live_opt(Is, Regs, D, [I|Acc]);
 live_opt([if_end=I|Is], _, D, Acc) ->
     Regs = 0,
     live_opt(Is, Regs, D, [I|Acc]);
@@ -802,8 +805,6 @@ live_opt([{deallocate,_}=I|Is], Regs, D, Acc) ->
     live_opt(Is, Regs, D, [I|Acc]);
 live_opt([{kill,_}=I|Is], Regs, D, Acc) ->
     live_opt(Is, Regs, D, [I|Acc]);
-live_opt([{try_case_end,_}=I|Is], Regs, D, Acc) ->
-    live_opt(Is, Regs, D, [I|Acc]);
 live_opt([{try_end,_}=I|Is], Regs, D, Acc) ->
     live_opt(Is, Regs, D, [I|Acc]);
 live_opt([{loop_rec_end,_}=I|Is], Regs, D, Acc) ->
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index a52e7bb761..9f0bca9dd5 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -783,15 +783,27 @@ valfun_4({bs_utf16_size,{f,Fail},A,Dst}, Vst) ->
 valfun_4({bs_bits_to_bytes,{f,Fail},Src,Dst}, Vst) ->
     assert_term(Src, Vst),
     set_type_reg({integer,[]}, Dst, branch_state(Fail, Vst));
-valfun_4({bs_init2,{f,Fail},_,Heap,Live,_,Dst}, Vst0) ->
+valfun_4({bs_init2,{f,Fail},Sz,Heap,Live,_,Dst}, Vst0) ->
     verify_live(Live, Vst0),
+    if
+	is_integer(Sz) ->
+	    ok;
+	true ->
+	    assert_term(Sz, Vst0)
+    end,
     Vst1 = heap_alloc(Heap, Vst0),
     Vst2 = branch_state(Fail, Vst1),
     Vst3 = prune_x_regs(Live, Vst2),
     Vst = bs_zero_bits(Vst3),
     set_type_reg(binary, Dst, Vst);
-valfun_4({bs_init_bits,{f,Fail},_,Heap,Live,_,Dst}, Vst0) ->
+valfun_4({bs_init_bits,{f,Fail},Sz,Heap,Live,_,Dst}, Vst0) ->
     verify_live(Live, Vst0),
+    if
+	is_integer(Sz) ->
+	    ok;
+	true ->
+	    assert_term(Sz, Vst0)
+    end,
     Vst1 = heap_alloc(Heap, Vst0),
     Vst2 = branch_state(Fail, Vst1),
     Vst3 = prune_x_regs(Live, Vst2),