[Bug gcov-profile/82457] libgcov fork and exec hooks not always used

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82457

--- Comment #12 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Thu Mar  8 08:52:39 2018
New Revision: 258356

URL: https://gcc.gnu.org/viewcvs?rev=258356&root=gcc&view=rev
Log:
Backport r254137

2018-03-08  Martin Liska  <mliska@suse.cz>

        Backport from mainline
        2017-10-27  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/82457
        * doc/invoke.texi: Document that one needs a non-strict ISO mode
        for fork-like functions to be properly instrumented.

Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/doc/invoke.texi