diff options
author | Kai Köhne <kai.koehne@qt.io> | 2022-08-18 15:15:04 +0200 |
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committer | Kai Köhne <kai.koehne@qt.io> | 2022-08-24 17:50:25 +0200 |
commit | 54e01d50f44044e6b8d7a26a8f095702c6739bdf (patch) | |
tree | 44b5803c0c5aeee46daafdcc86d03331fd5ad82a /src/corelib/global/qlogging.cpp | |
parent | f9cd4a02904e860e6a3dc29ad942098e1c1ab6a8 (diff) |
Doc: Generalize info about -rdynamic to be not qmake specific
Pick-to: 6.4
Fixes: QTBUG-88044
Change-Id: I079cb75b5a5c32e38dec73474c967cc836d94b68
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
Diffstat (limited to 'src/corelib/global/qlogging.cpp')
-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 |