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authorMartin Liska <mliska@suse.cz>2018-02-05 10:19:18 +0100
committerMartin Liska <marxin@gcc.gnu.org>2018-02-05 09:19:18 +0000
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Document --dynamic-list-data option for --coverage usage.
2018-02-05 Martin Liska <mliska@suse.cz> PR gcov-profile/83879 * doc/gcov.texi: Document necessity of --dynamic-list-data when using dlopen functionality. From-SVN: r257383
Diffstat (limited to 'gcc/doc/gcov.texi')
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diff --git a/gcc/doc/gcov.texi b/gcc/doc/gcov.texi
index b55ee852..6157e8b 100644
--- a/gcc/doc/gcov.texi
+++ b/gcc/doc/gcov.texi
@@ -788,6 +788,8 @@ Instrumented applications use a static destructor with priority 99
to invoke the @code{__gcov_dump} function. Thus @code{__gcov_dump}
is executed after all user defined static destructors,
as well as handlers registered with @code{atexit}.
+If an executable loads a dynamic shared object via dlopen functionality,
+@option{-Wl,--dynamic-list-data} is needed to dump all profile data.
@c man end