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-rw-r--r--lib/hipe/icode/hipe_icode_range.erl3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/hipe/icode/hipe_icode_range.erl b/lib/hipe/icode/hipe_icode_range.erl
index d1ffb105f4..287b1c80fe 100644
--- a/lib/hipe/icode/hipe_icode_range.erl
+++ b/lib/hipe/icode/hipe_icode_range.erl
@@ -395,6 +395,9 @@ analyse_call(Call, LookupFun) ->
Args = hipe_icode:args(Call),
Fun = hipe_icode:call_fun(Call),
Type = hipe_icode:call_type(Call),
+ %% This call has side-effects (it might call LookupFun which sends messages to
+ %% hipe_icode_coordinator to update the argument ranges of Fun), and must thus
+ %% not be moved into the case statement.
DstRanges = analyse_call_or_enter_fun(Fun, Args, Type, LookupFun),
case hipe_icode:call_dstlist(Call) of
[] ->