build: use -fvisibility=hidden for objc code

28 jobs for visibility-hidden in 90 minutes and 2 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Preparation
passed #1051157
gst indent

00:00:30

passed #1051156
manifest

00:00:41

 
  Build
passed #1051167
build cerbero cross-android universal

00:13:43

manual #1051171
gst-ios-13.2 allowed to fail manual
build cerbero cross-ios universal
passed #1051168
build cerbero cross win32

00:10:43

passed #1051169
build cerbero cross win64

00:07:56

passed #1051166
build cerbero fedora x86_64

00:07:51

passed #1051170
gst-macos-10.15
build cerbero macos x86_64

00:08:34

passed #1051162
build clang fedora x86_64

00:06:06

passed #1051158
build fedora x86_64

00:08:20

passed #1051165
docker windows 1607
build msys2

00:10:06

passed #1051159
build nodebug fedora x86_64

00:03:00

passed #1051160
build static fedora x86_64

00:13:31

passed #1051161
build static nodebug fedora x86_64

00:05:39

passed #1051163
docker windows 1607
build vs2017 amd64

00:07:51

passed #1051164
docker windows 1607
build vs2017 x86

00:07:38

 
  Test
passed #1051172
gstreamer
check fedora

00:04:48

passed #1052077
gstreamer
integration testsuites fedora

00:42:12

passed #1051177
gstreamer
valgrind bad

00:11:00

passed #1051174
gstreamer
valgrind base

00:11:25

passed #1051178
gstreamer
valgrind ges

00:10:51

passed #1051175
gstreamer
valgrind good

00:12:09

passed #1051176
gstreamer
valgrind ugly

00:02:55

failed #1051173
gstreamer
integration testsuites fedora

00:46:03

failed #1051896
gstreamer
integration testsuites fedora

00:58:39

 
  Integrate
passed #1051179
cross-android universal examples

00:07:41

manual #1051181
gst-ios-13.2 allowed to fail manual
cross-ios universal examples
passed #1051180
documentation

00:02:49