aboutsummaryrefslogtreecommitdiffstats
path: root/lib/compiler/src/beam_peep.erl
diff options
context:
space:
mode:
Diffstat (limited to 'lib/compiler/src/beam_peep.erl')
-rw-r--r--lib/compiler/src/beam_peep.erl5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/compiler/src/beam_peep.erl b/lib/compiler/src/beam_peep.erl
index 0c1abfe6a0..c8bef31824 100644
--- a/lib/compiler/src/beam_peep.erl
+++ b/lib/compiler/src/beam_peep.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -83,6 +83,9 @@ peep([{gc_bif,_,_,_,_,Dst}=I|Is], SeenTests0, Acc) ->
%% Kill all remembered tests that depend on the destination register.
SeenTests = kill_seen(Dst, SeenTests0),
peep(Is, SeenTests, [I|Acc]);
+peep([{jump,{f,L}},{label,L}=I|Is], _, Acc) ->
+ %% Sometimes beam_jump has missed this optimization.
+ peep(Is, gb_sets:empty(), [I|Acc]);
peep([{select,Op,R,F,Vls0}|Is], _, Acc) ->
case prune_redundant_values(Vls0, F) of
[] ->