diff --git a/config/sources/cubox.conf b/config/sources/cubox.conf
index ddf90ef484..037315d741 100644
--- a/config/sources/cubox.conf
+++ b/config/sources/cubox.conf
@@ -30,12 +30,14 @@ case $BRANCH in
 	KERNELBRANCH='branch:linux-4.14.y'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
 	BOOTPATCHDIR='u-boot-cubox-next'
+	KERNEL_USE_GCC='> 7.0'
 	;;
 
 	dev)
 	KERNELSOURCE='https://github.com/SolidRun/linux-fslc'
 	KERNELBRANCH='branch:3.14-1.0.x-mx6-sr'
 	KERNELDIR='linux-cubox'
+	KERNEL_USE_GCC='> 7.0'
 	;;
 esac
 
diff --git a/config/sources/odroidc1.conf b/config/sources/odroidc1.conf
index a8f398e525..e751235f2c 100644
--- a/config/sources/odroidc1.conf
+++ b/config/sources/odroidc1.conf
@@ -23,6 +23,7 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/tobetter/linux'
 	KERNELBRANCH='branch:odroidxu4-v4.2'
 	KERNELDIR='linux-odroidxu-next'
+	KERNEL_USE_GCC='> 6.0'
 	;;
 esac
 
diff --git a/config/sources/odroidxu4.conf b/config/sources/odroidxu4.conf
index d3f70f1bec..a24288a59b 100644
--- a/config/sources/odroidxu4.conf
+++ b/config/sources/odroidxu4.conf
@@ -14,6 +14,7 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/hardkernel/linux'
 	KERNELBRANCH='branch:odroidxu3-3.10.y'
 	KERNELDIR='linux-odroidxu4'
+	KERNEL_USE_GCC='> 5.0'
 	CAN_BUILD_STRETCH=no
 	;;
 
diff --git a/config/sources/rockchip.conf b/config/sources/rockchip.conf
index 442ad1cf21..e148f94482 100644
--- a/config/sources/rockchip.conf
+++ b/config/sources/rockchip.conf
@@ -19,18 +19,24 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/mqmaker/linux-rockchip'
 	KERNELBRANCH='branch:miqi/release-4.4'
 	KERNELDIR='linux-rockchip'
+
+	KERNEL_USE_GCC='> 6.0'
 	;;
 
 	next)
 	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
 	KERNELBRANCH='branch:linux-4.14.y'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
+
+	KERNEL_USE_GCC='> 7.0'
 	;;
 
 	dev)
 	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
 	KERNELBRANCH='branch:master'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
+
+	KERNEL_USE_GCC='> 7.0'
 	;;
 
 esac
diff --git a/config/sources/s500.conf b/config/sources/s500.conf
index f2edcc906a..b9881d1539 100644
--- a/config/sources/s500.conf
+++ b/config/sources/s500.conf
@@ -4,6 +4,7 @@ OFFSET=16
 KERNELSOURCE='https://github.com/LeMaker/linux-actions'
 KERNELBRANCH='branch:linux-3.10.y'
 KERNELDIR='linux-s500'
+KERNEL_USE_GCC='> 5.0'
 
 CAN_BUILD_STRETCH=no
 
@@ -17,6 +18,7 @@ case $BOARD in
 	BOOTBRANCH='branch:s500-master'
 	BOOTDIR='u-boot-s500'
 	UBOOT_TARGET_MAP="u-boot-dtb.img;;$SRC/packages/blobs/s500/s500-bootloader-guitar.bin u-boot-dtb.img"
+	UBOOT_USE_GCC='> 5.0'
 	SERIALCON=ttyS3
 	;;
 
@@ -26,6 +28,7 @@ case $BOARD in
 	BOOTDIR='u-boot-roseapple'
 	BOOTPATCHDIR='u-boot-roseapple'
 	UBOOT_TARGET_MAP="u-boot-dtb.img;;$SRC/packages/blobs/s500/s500-bootloader-roseapple.bin u-boot-dtb.img"
+	KERNEL_USE_GCC='> 5.0'
 	SERIALCON=ttyS2
 	;;
 esac
diff --git a/config/sources/s5p6818.conf b/config/sources/s5p6818.conf
index af38687724..1af51c128a 100644
--- a/config/sources/s5p6818.conf
+++ b/config/sources/s5p6818.conf
@@ -14,11 +14,16 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/rafaello7/linux-nanopi-m3'
 	KERNELBRANCH='branch:master'
 	KERNELDIR='linux-s5p6818'
+
+	KERNEL_USE_GCC='> 5.0'
 	;;
+
 	next)
 	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
 	KERNELBRANCH='branch:linux-4.14.y'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
+
+	KERNEL_USE_GCC='> 7.0'
 	;;
 esac
 
diff --git a/config/sources/sun4i.conf b/config/sources/sun4i.conf
index 0cdd70ef23..89402e22e0 100644
--- a/config/sources/sun4i.conf
+++ b/config/sources/sun4i.conf
@@ -8,6 +8,8 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/linux-sunxi/linux-sunxi'
 	KERNELBRANCH='branch:sunxi-3.4'
 	KERNELDIR='linux-sunxi'
+
+	KERNEL_USE_GCC='> 5.0'
 	;;
 
 	dev)
diff --git a/config/sources/sun50iw1.conf b/config/sources/sun50iw1.conf
index 3ff30438d0..d92be36e0b 100644
--- a/config/sources/sun50iw1.conf
+++ b/config/sources/sun50iw1.conf
@@ -25,10 +25,6 @@ case $BRANCH in
 	UBOOT_COMPILER='arm-linux-gnueabihf-'
 	UBOOT_USE_GCC='> 5.0'
 
-	#KERNELSOURCE='https://github.com/longsleep/linux-pine64.git'
-	#KERNELBRANCH='branch:pine64-hacks-1.2'
-	#KERNELDIR='linux-pine64'
-
 	KERNELSOURCE='https://github.com/ayufan-pine64/linux-pine64'
 	KERNELBRANCH='branch:my-hacks-1.2'
 	KERNELDIR='linux-pine64'
diff --git a/config/sources/sun5i.conf b/config/sources/sun5i.conf
index e321edbfcd..97cef0c9e6 100644
--- a/config/sources/sun5i.conf
+++ b/config/sources/sun5i.conf
@@ -8,7 +8,7 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/linux-sunxi/linux-sunxi'
 	KERNELBRANCH='branch:sunxi-3.4'
 	KERNELDIR='linux-sunxi'
-	KERNEL_USE_GCC='< 5.0'
+	KERNEL_USE_GCC='> 5.0'
 	;;
 
 	dev)
diff --git a/config/sources/sun7i.conf b/config/sources/sun7i.conf
index c13900f458..ee7eadecb9 100644
--- a/config/sources/sun7i.conf
+++ b/config/sources/sun7i.conf
@@ -8,6 +8,7 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/linux-sunxi/linux-sunxi'
 	KERNELBRANCH='branch:sunxi-3.4'
 	KERNELDIR='linux-sunxi'
+	KERNEL_USE_GCC='> 5.0'
 
 	CPUMAX=1010000
 	;;
diff --git a/config/sources/sun8i.conf b/config/sources/sun8i.conf
index 4438c0d5f5..e0dc98eca1 100644
--- a/config/sources/sun8i.conf
+++ b/config/sources/sun8i.conf
@@ -10,6 +10,7 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/igorpecovnik/linux'
 	KERNELBRANCH='branch:sun8i'
 	KERNELDIR='linux-sun8i'
+	KERNEL_USE_GCC='> 5.0'
 
 	ASOUND_STATE='asound.state.sun8i-default'
 	;;
diff --git a/config/sources/udoo-neo.conf b/config/sources/udoo-neo.conf
index 7c3c5f2858..99d73f8953 100644
--- a/config/sources/udoo-neo.conf
+++ b/config/sources/udoo-neo.conf
@@ -5,6 +5,7 @@ BOOTSCRIPT="boot-$BOARD.cmd:boot.cmd"
 BOOTENV_FILE='udoo-neo-default.txt'
 HAS_UUID_SUPPORT=yes
 UBOOT_TARGET_MAP=';;SPL u-boot.img'
+UBOOT_USE_GCC='> 5.0'
 
 case $BOARD in
 	udoo)
@@ -23,12 +24,16 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/UDOOboard/linux_kernel'
 	KERNELBRANCH='branch:3.14-1.0.x-udoo'
 	KERNELDIR='linux-udoo'
+
+	KERNEL_USE_GCC='> 5.0'
 	;;
 
 	next)
 	KERNELSOURCE='https://github.com/patrykk/linux-udoo'
 	KERNELBRANCH='branch:4.4-5.0.11.p7.3'
 	KERNELDIR='linux-udoo-next'
+
+	KERNEL_USE_GCC='> 6.0'
 	;;
 esac
 
diff --git a/config/sources/udoo.conf b/config/sources/udoo.conf
index ba041254b8..cf96ead8f6 100644
--- a/config/sources/udoo.conf
+++ b/config/sources/udoo.conf
@@ -4,6 +4,7 @@ BOOTSCRIPT="boot-$BOARD.cmd:boot.cmd"
 BOOTENV_FILE='udoo-default.txt'
 HAS_UUID_SUPPORT=yes
 UBOOT_TARGET_MAP=';;SPL u-boot.img'
+UBOOT_USE_GCC='> 5.0'
 
 case $BOARD in
 	udoo)
@@ -22,18 +23,24 @@ case $BRANCH in
 	KERNELSOURCE='https://github.com/UDOOboard/linux_kernel'
 	KERNELBRANCH='branch:3.14-1.0.x-udoo'
 	KERNELDIR='linux-udoo'
+
+	KERNEL_USE_GCC='> 5.0'
 	;;
 
 	next)
 	KERNELSOURCE='https://github.com/patrykk/linux-udoo'
 	KERNELBRANCH='branch:4.4-5.0.11.p7.3'
 	KERNELDIR='linux-udoo-next'
+
+	KERNEL_USE_GCC='> 6.0'
 	;;
 
 	dev)
 	KERNELSOURCE=$MAINLINE_KERNEL_SOURCE
 	KERNELBRANCH='branch:master'
 	KERNELDIR=$MAINLINE_KERNEL_DIR
+
+	KERNEL_USE_GCC='> 7.0'
 	;;
 esac