File 2923-beam_ssa_type-Print-out-name-of-offending-... of Package erlang

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File 2923-beam_ssa_type-Print-out-name-of-offending-function-o.patch of Package erlang (Revision 18b47b5efd152daeeace488fab8540f9)

Currently displaying revision 18b47b5efd152daeeace488fab8540f9 , Show latest

From d4836978ec4bdc639c2b47410f810ce9d1ffd0e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Fri, 5 Feb 2021 06:57:48 +0100
Subject: [PATCH 13/18] beam_ssa_type: Print out name of offending function on
 crash

---
 lib/compiler/src/beam_ssa_type.erl | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/lib/compiler/src/beam_ssa_type.erl b/lib/compiler/src/beam_ssa_type.erl
index a640f3fff1..5801bbbc08 100644
--- a/lib/compiler/src/beam_ssa_type.erl
+++ b/lib/compiler/src/beam_ssa_type.erl
@@ -144,7 +144,17 @@ signatures_1(StMap, FuncDb0, State0) ->
             {State0, FuncDb0}
     end.
 
-sig_function(Id, StMap, State0, FuncDb0) ->
+sig_function(Id, StMap, State, FuncDb) ->
+    try
+        do_sig_function(Id, StMap, State, FuncDb)
+    catch
+        Class:Error:Stack ->
+            #b_local{name=#b_literal{val=Name},arity=Arity} = Id,
+            io:fwrite("Function: ~w/~w\n", [Name,Arity]),
+            erlang:raise(Class, Error, Stack)
+    end.
+
+do_sig_function(Id, StMap, State0, FuncDb0) ->
     case sig_function_1(Id, StMap, State0, FuncDb0) of
         {false, false, State, FuncDb} ->
             %% No added work and the types are identical. Pop ourselves from
@@ -416,7 +426,17 @@ join_arg_types([], [], Ts) ->
       Ts :: type_db(),
       FuncDb :: func_info_db(),
       Result :: {Linear, FuncDb}.
-opt_function(Linear0, Args, Id, Ts, FuncDb0) ->
+opt_function(Linear, Args, Id, Ts, FuncDb) ->
+    try
+        do_opt_function(Linear, Args, Id, Ts, FuncDb)
+    catch
+        Class:Error:Stack ->
+            #b_local{name=#b_literal{val=Name},arity=Arity} = Id,
+            io:fwrite("Function: ~w/~w\n", [Name,Arity]),
+            erlang:raise(Class, Error, Stack)
+    end.
+
+do_opt_function(Linear0, Args, Id, Ts, FuncDb0) ->
     FakeCall = #b_set{op=call,args=[#b_remote{mod=#b_literal{val=unknown},
                                               name=#b_literal{val=unknown},
                                               arity=0}]},
-- 
2.26.2

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File 2923-beam_ssa_type-Print-out-name-of-offending-function-o.patch of Package erlang (Revision 18b47b5efd152daeeace488fab8540f9)

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