Merge branch 'hasse/no_get_stacktrace/OTP-14861'

* hasse/no_get_stacktrace/OTP-14861:
  erts: Update abstract format doc with stacktrace variable
  wx: Do not call erlang:get_stacktrace()
  tools: Do not call erlang:get_stacktrace()
  stdlib: Do not call erlang:get_stacktrace()
  sasl: Do not call erlang:get_stacktrace()
  runtime_tools: Do not call erlang:get_stacktrace()
  reltool: Do not call erlang:get_stacktrace()
  parsetools: Do not call erlang:get_stacktrace()
  observer: Do not call erlang:get_stacktrace()
  mnesia: Do not call erlang:get_stacktrace() (cont)
  mnesia: Do not call erlang:get_stacktrace()
  kernel: Do not call erlang:get_stacktrace()
  inets: Do not call erlang:get_stacktrace()
  eunit: Do not call erlang:get_stacktrace()
  et: Do not call erlang:get_stacktrace()
  dialyzer: Do not call erlang:get_stacktrace()
  debugger: Do not call erlang:get_stacktrace()
  debugger: Do not try to restore stacktrace
  common_test: Do not call erlang:get_stacktrace()

1 files changed, 9 insertions, 12 deletions

diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl
index 569753155f..902196def2 100644
--- a/lib/kernel/test/code_SUITE.erl
+++ b/lib/kernel/test/code_SUITE.erl
@@ -931,37 +931,34 @@ purge_stacktrace(Config) when is_list(Config) ->
     code:purge(code_b_test),
     try code_b_test:call(fun(b) -> ok end, a)
     catch
-	error:function_clause ->
+	error:function_clause:Stacktrace ->
 	    code:load_file(code_b_test),
-	    case erlang:get_stacktrace() of
+	    case Stacktrace of
 		      [{?MODULE,_,[a],_},
 		       {code_b_test,call,2,_},
 		       {?MODULE,purge_stacktrace,1,_}|_] ->
-			  false = code:purge(code_b_test),
-			  [] = erlang:get_stacktrace()
+			  false = code:purge(code_b_test)
 		  end
     end,
     try code_b_test:call(nofun, 2)
     catch
-	error:function_clause ->
+	error:function_clause:Stacktrace2 ->
 	    code:load_file(code_b_test),
-	    case erlang:get_stacktrace() of
+	    case Stacktrace2 of
 		      [{code_b_test,call,[nofun,2],_},
 		       {?MODULE,purge_stacktrace,1,_}|_] ->
-			  false = code:purge(code_b_test),
-			  [] = erlang:get_stacktrace()
+			  false = code:purge(code_b_test)
 		  end
     end,
     Args = [erlang,error,[badarg]],
     try code_b_test:call(erlang, error, [badarg,Args])
     catch
-	error:badarg ->
+	error:badarg:Stacktrace3 ->
 	    code:load_file(code_b_test),
-	    case erlang:get_stacktrace() of
+	    case Stacktrace3 of
 		      [{code_b_test,call,Args,_},
 		       {?MODULE,purge_stacktrace,1,_}|_] ->
-			  false = code:purge(code_b_test),
-			  [] = erlang:get_stacktrace()
+			  false = code:purge(code_b_test)
 		  end
     end,
     ok.