File 3421-beam_ssa_type-Slightly-optimize-a-list-com... of Package erlang

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File 3421-beam_ssa_type-Slightly-optimize-a-list-comprehension.patch of Package erlang (Revision b4f72044e1af8cfe32130ab849a401a1)

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From b4eb84b6d92ba9494891447469797487c601bd04 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Wed, 24 Feb 2021 04:59:21 +0100
Subject: [PATCH 1/3] beam_ssa_type: Slightly optimize a list comprehension
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Move the record extraction out of the loop.
---
 lib/compiler/src/beam_ssa_type.erl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/compiler/src/beam_ssa_type.erl b/lib/compiler/src/beam_ssa_type.erl
index dc618d1c3f..2fa8f0dcf5 100644
--- a/lib/compiler/src/beam_ssa_type.erl
+++ b/lib/compiler/src/beam_ssa_type.erl
@@ -180,7 +180,8 @@ do_sig_function(Id, StMap, State0, FuncDb0) ->
                   end,
 
             #func_info{in=Cs0} = map_get(Id, FuncDb0),
-            Callers = [C || C <- Cs0, is_map_key(C, State#sig_st.updates)],
+            Updates = State#sig_st.updates,
+            Callers = [C || C <- Cs0, is_map_key(C, Updates)],
             Wl = wl_defer_list(Callers, Wl0),
 
             {State#sig_st{wl=Wl}, FuncDb}
-- 
2.26.2

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File 3421-beam_ssa_type-Slightly-optimize-a-list-comprehension.patch of Package erlang (Revision b4f72044e1af8cfe32130ab849a401a1)

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