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| author | Kai Köhne <kai.koehne@qt.io> | 2022-08-18 15:15:04 +0200 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2022-08-24 17:11:23 +0000 |
| commit | 0d8f92ec8fb3d92ece59123d48187c96f28be4ae (patch) | |
| tree | f1498662ad47b889ad1faa80ffcdab227a5434c2 /src | |
| parent | 3638a46b67df366bda6a2f8c1c10f716a6fdc5eb (diff) | |
Doc: Generalize info about -rdynamic to be not qmake specific
Fixes: QTBUG-88044
Change-Id: I079cb75b5a5c32e38dec73474c967cc836d94b68
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
(cherry picked from commit 54e01d50f44044e6b8d7a26a8f095702c6739bdf)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/corelib/global/qlogging.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/corelib/global/qlogging.cpp b/src/corelib/global/qlogging.cpp index 94ec78f382..ad43c89724 100644 --- a/src/corelib/global/qlogging.cpp +++ b/src/corelib/global/qlogging.cpp @@ -2040,9 +2040,12 @@ void qErrnoWarning(int code, const char *msg, ...) \row \li \c{%{backtrace [depth=N] [separator="..."]}} \li A backtrace with the number of frames specified by the optional \c depth parameter (defaults to 5), and separated by the optional \c separator parameter (defaults to "|"). + This expansion is available only on some platforms (currently only platfoms using glibc). Names are only known for exported functions. If you want to see the name of every function - in your application, use \c{QMAKE_LFLAGS += -rdynamic}. + in your application, make sure your application is compiled and linked with \c{-rdynamic}, + or an equivalent of it. + When reading backtraces, take into account that frames might be missing due to inlining or tail call optimization. \endtable |