qtbase: respect "ld-is-gold" DISTRO_FEATURES

If not set explicitly, some modules like QtWebKit and QtQuick1 can fail:

| make[2]: Entering directory '/OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/build/Source'
| rm -f libQt5WebKit.so.5.8.0 libQt5WebKit.so libQt5WebKit.so.5 libQt5WebKit.so.5.8
| linking ../lib/libQt5WebKit.so.5.8.0
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `__bss_start'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `__bss_start'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `_edata'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `_edata'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `_end'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Core.so:(*IND*+0x0): multiple definition of `_end'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Gui.so:(*IND*+0x0): multiple definition of `__bss_start'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Gui.so:(*IND*+0x0): multiple definition of `_edata'
| /OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/recipe-sysroot/usr/lib/libQt5Gui.so:(*IND*+0x0): multiple definition of `_end'
| collect2: error: ld returned 1 exit status
| Makefile.api:92: recipe for target '../lib/libQt5WebKit.so.5.8.0' failed
| make[2]: *** [../lib/libQt5WebKit.so.5.8.0] Error 1
| make[2]: Leaving directory '/OE/master/build/tmp/work/armv7ahf-neon-oe-linux-gnueabi/qtwebkit/5.8.0+gitAUTOINC+74ac5b0f34-r0/build/Source'
| Makefile.QtWebKit:44: recipe for target 'sub-api-pri-make_first-ordered' failed
| make[1]: *** [sub-api-pri-make_first-ordered] Error 2

Signed-off-by: Denys Dmytriyenko <denys@ti.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
(cherry picked from commit 3ae86cb32edd1449f702e0a094929ae9b21ce191)
Task-number: QTBUG-63083
Change-Id: Iac8a11954a64b666caf5dd7fc0e5e631611f9d01
Reviewed-by: Mikko Gronoff <mikko.gronoff@qt.io>
Reviewed-by: Samuli Piippo <samuli.piippo@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/recipes-qt/qt5/qtbase_git.bb b/recipes-qt/qt5/qtbase_git.bb
index d0e98675..5500a749 100644
--- a/recipes-qt/qt5/qtbase_git.bb
+++ b/recipes-qt/qt5/qtbase_git.bb
@@ -119,6 +119,7 @@ PACKAGECONFIG[libinput] = "-libinput,-no-libinput,libinput"
 PACKAGECONFIG[journald] = "-journald,-no-journald,systemd"
 
 QT_CONFIG_FLAGS += " \
+    ${@bb.utils.contains('DISTRO_FEATURES', 'ld-is-gold', '-use-gold-linker', '-no-use-gold-linker', d)} \
     -shared \
     -silent \
     -no-pch \