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-rw-r--r--lib/parsetools/src/yecc.erl4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/parsetools/src/yecc.erl b/lib/parsetools/src/yecc.erl
index e51de0da2e..354d56527d 100644
--- a/lib/parsetools/src/yecc.erl
+++ b/lib/parsetools/src/yecc.erl
@@ -421,8 +421,8 @@ infile(Parent, Infilex, Options) ->
Parent ! {self(), yecc_ret(St)}.
werror(St) ->
- member(warnings_as_errors, St#yecc.options)
- andalso length(St#yecc.warnings) > 0.
+ St#yecc.warnings =/= []
+ andalso member(warnings_as_errors, St#yecc.options).
outfile(St0) ->
case file:open(St0#yecc.outfile, [write, delayed_write]) of