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-rw-r--r--src/corelib/io/qloggingcategory.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/corelib/io/qloggingcategory.cpp b/src/corelib/io/qloggingcategory.cpp
index eb8aeaca50..7104dcdc93 100644
--- a/src/corelib/io/qloggingcategory.cpp
+++ b/src/corelib/io/qloggingcategory.cpp
@@ -137,6 +137,9 @@ Q_GLOBAL_STATIC_WITH_ARGS(QLoggingCategory, qtDefaultCategory,
QCoreApplication::applicationDirPath() + \c "/data"
\endlist
+ Set the \c QT_LOGGING_DEBUG environment variable to see from where
+ logging rules are loaded.
+
\section2 Installing a Custom Filter
As a lower-level alternative to the text rules you can also implement a