extra/qt5-base: fix

extra/qt5-base/PKGBUILD

@@ -5,6 +5,7 @@
 #  - -no-reduce-relocations -- not available on ARM
 #  - explicitly disable x86 optimizations
 #  - -no-feature-getentropy for old kernel compatibility
+#  - remove ltcg from qmake-config.patch, CONFIG+=fat-static-lto from qmake call
 
 pkgbase=qt5-base
 pkgname=(qt5-base qt5-xcb-private-headers)
@@ -53,6 +54,8 @@ prepare() {
 
   patch -p1 < ../qmake-cflags.patch # Use system CFLAGS in qmake
   patch -p1 < ../qmake-config.patch # Don't strip binaries with qmake and use -ltcg, cf. QTBUG-73834
+
+  sed -i 's/ltcg//' mkspecs/common/gcc-base.conf
 }
 
 build() {
@@ -88,7 +91,7 @@ build() {
     -no-feature-getentropy
 
 # No configure flag for fat static libs with lto
-  bin/qmake CONFIG+=fat-static-lto -- -redo
+  bin/qmake -- -redo
   make
 }