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authorBjörn Gustavsson <[email protected]>2011-03-11 08:29:47 +0100
committerBjörn Gustavsson <[email protected]>2011-03-29 07:13:57 +0200
commit9104dc674c265b82728a1b494194fdeea4ad6661 (patch)
treeee4aea92ae075d90901d9676678e40ed7925eddf /erts/emulator/test
parent459f531d22a16778d528d62978fc0772e30c9d30 (diff)
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Fix duplicate entries in stacktraces after calling certain BIFs
Calling a BIF thaf is called as a function (such as process_info/{1,2}) would leave a non-zero value in c_p->cp, which would lead to duplicate entries in the stacktrace.
Diffstat (limited to 'erts/emulator/test')
-rw-r--r--erts/emulator/test/exception_SUITE.erl14
1 files changed, 13 insertions, 1 deletions
diff --git a/erts/emulator/test/exception_SUITE.erl b/erts/emulator/test/exception_SUITE.erl
index d44dc117d2..9d6fc9521d 100644
--- a/erts/emulator/test/exception_SUITE.erl
+++ b/erts/emulator/test/exception_SUITE.erl
@@ -275,7 +275,16 @@ stacktrace(Conf) when is_list(Conf) ->
?line [{?MODULE,stacktrace_1,3}|_] = erase(stacktrace1),
?line St4 = erase(stacktrace2),
?line St4 = erlang:get_stacktrace(),
- ok.
+
+ try
+ ?line stacktrace_2()
+ catch
+ error:{badmatch,_} ->
+ [{?MODULE,stacktrace_2,0},
+ {?MODULE,stacktrace,1}|_] =
+ erlang:get_stacktrace(),
+ ok
+ end.
stacktrace_1(X, C1, Y) ->
erase(stacktrace1),
@@ -295,6 +304,9 @@ stacktrace_1(X, C1, Y) ->
put(stacktrace2, erlang:get_stacktrace())
end.
+stacktrace_2() ->
+ ok = erlang:process_info(self(), current_function),
+ ok.
nested_stacktrace(Conf) when is_list(Conf) ->