diff --git a/build b/build
index 9f75e0375..30a181aab 100755
--- a/build
+++ b/build
@@ -257,7 +257,7 @@ while [[ $# > 0 ]]; do
 		--no-strip) STRIP_ON_INSTALL=no ;;
 		--static-gcc)
 			BOOTSTRAPING=yes
-			LINK_TYPE_GCC=$LINK_TYPE_STATIC
+			LINK_TYPE_GCC=$LINK_TYPE_GCC_STATIC
 			GCC_DEPS_LINK_TYPE=$LINK_TYPE_STATIC
 			BUILD_SHARED_GCC=no
 			LINK_TYPE_SUFFIX=static
@@ -879,10 +879,8 @@ for rule in ${SUBTARGETS[@]}; do
 				_reverse_arch=$(func_get_reverse_arch $BUILD_ARCHITECTURE)
 				_reverse_bits=$(func_get_reverse_arch_bit $BUILD_ARCHITECTURE)
 				mkdir -p $TESTS_ROOT_DIR/${_reverse_arch}
-				[[ $BUILD_SHARED_GCC == yes ]] && {
-					cp -f $( find $PREFIX/$TARGET/lib${_reverse_bits} -type f \( -iname *.dll \) ) \
+				cp -f $( find $PREFIX/$TARGET/lib${_reverse_bits} -type f \( -iname *.dll \) ) \
 					$TESTS_ROOT_DIR/${_reverse_arch}/
-				}
 			}
 			for test in "${!PKG_TESTS[@]}"; do
 				func_test $test ${PKG_TESTS[$test]} $TESTS_ROOT_DIR
diff --git a/library/config-win.sh b/library/config-win.sh
index 3df02c603..e8443041a 100644
--- a/library/config-win.sh
+++ b/library/config-win.sh
@@ -35,9 +35,9 @@
 
 # **************************************************************************
 
-readonly HOST_MINGW_VERSION=7.2.0
-readonly HOST_MINGW_RT_VERSION=5
-readonly HOST_MINGW_BUILD_REV=1
+readonly HOST_MINGW_VERSION=8.1.0
+readonly HOST_MINGW_RT_VERSION=6
+readonly HOST_MINGW_BUILD_REV=0
 readonly i686_HOST_MINGW_PATH_URL="https://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win32/Personal%20Builds/mingw-builds/$HOST_MINGW_VERSION/threads-posix/{exceptions}/i686-$HOST_MINGW_VERSION-release-posix-{exceptions}-rt_v$HOST_MINGW_RT_VERSION-rev$HOST_MINGW_BUILD_REV.7z"
 readonly x86_64_HOST_MINGW_PATH_URL="https://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win64/Personal%20Builds/mingw-builds/$HOST_MINGW_VERSION/threads-posix/{exceptions}/x86_64-$HOST_MINGW_VERSION-release-posix-{exceptions}-rt_v$HOST_MINGW_RT_VERSION-rev$HOST_MINGW_BUILD_REV.7z"
 
diff --git a/library/config.sh b/library/config.sh
index 0b20c48b2..d496608cc 100644
--- a/library/config.sh
+++ b/library/config.sh
@@ -87,10 +87,11 @@ PROCESSOR_OPTIMIZATION_ARCH_64='nocona'
 
 # **************************************************************************
 
-LINK_TYPE_BOTH="--enable-shared --enable-static"
 LINK_TYPE_SHARED="--enable-shared --disable-static"
 LINK_TYPE_STATIC="--enable-static --disable-shared"
-LINK_TYPE_GCC=$LINK_TYPE_BOTH
+LINK_TYPE_GCC_SHARED="--enable-host-shared"
+LINK_TYPE_GCC_STATIC="--disable-host-shared"
+LINK_TYPE_GCC=$LINK_TYPE_GCC_SHARED
 GCC_DEPS_LINK_TYPE=$LINK_TYPE_STATIC
 
 ENABLE_LANGUAGES='c,c++,fortran'
@@ -99,7 +100,7 @@ SHOW_LOG_ON_ERROR=yes
 
 JOBS=4
 
-RUNTIME_VERSION=v7
+RUNTIME_VERSION=v9
 RUNTIME_BRANCH="master"
 
 CLANG_GCC_VERSION=gcc-4.9.3
diff --git a/licenses/isl/LICENSE b/licenses/isl/LICENSE
new file mode 100644
index 000000000..e93f5973e
--- /dev/null
+++ b/licenses/isl/LICENSE
@@ -0,0 +1,19 @@
+MIT License (MIT)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is furnished to do
+so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/scripts/binutils.sh b/scripts/binutils.sh
index 8ad2bc7d9..56cfae514 100644
--- a/scripts/binutils.sh
+++ b/scripts/binutils.sh
@@ -99,7 +99,10 @@ PKG_CONFIGURE_FLAGS=(
 	--disable-nls
 	--disable-shared
 	#
-	$LINK_TYPE_GCC
+	$( [[ $BUILD_SHARED_GCC == yes ]] \
+		&& echo "$LINK_TYPE_SHARED" \
+		|| echo "$LINK_TYPE_STATIC"
+	)
 	#
 	CFLAGS="\"$COMMON_CFLAGS\""
 	CXXFLAGS="\"$COMMON_CXXFLAGS\""
diff --git a/scripts/gcc-11.2.0.sh b/scripts/gcc-11.2.0.sh
index 25eb2a9fa..8cc8029a1 100644
--- a/scripts/gcc-11.2.0.sh
+++ b/scripts/gcc-11.2.0.sh
@@ -74,6 +74,7 @@ PKG_CONFIGURE_FLAGS=(
 	--with-sysroot=$PREFIX
 	#--with-gxx-include-dir=$MINGWPREFIX/$TARGET/include/c++
 	#
+	--enable-shared
 	$LINK_TYPE_GCC
 	#
 	$( [[ $USE_MULTILIB == yes ]] \
diff --git a/scripts/gcc-post.sh b/scripts/gcc-post.sh
index 4bf17675b..5d35f5c25 100644
--- a/scripts/gcc-post.sh
+++ b/scripts/gcc-post.sh
@@ -61,11 +61,9 @@ function gcc_post_install {
 
 	local _gcc_version=$(func_map_gcc_name_to_gcc_version $_GCC_NAME)
 	local _reverse_bits=$(func_get_reverse_arch_bit $BUILD_ARCHITECTURE)
-	[[ $BUILD_SHARED_GCC == yes ]] && {
-		# libgcc_s.a
-		cp -f $PREFIX/lib/gcc/$TARGET/lib/libgcc_s.a $PREFIX/$TARGET/lib/ \
-			|| die "Cannot copy libgcc_s.a to $PREFIX/$TARGET/lib"
-	}
+	# libgcc_s.a
+	cp -f $PREFIX/lib/gcc/$TARGET/lib/libgcc_s.a $PREFIX/$TARGET/lib/ \
+		|| die "Cannot copy libgcc_s.a to $PREFIX/$TARGET/lib"
 
 	func_has_lang objc
 	local is_objc=$?
@@ -73,58 +71,48 @@ function gcc_post_install {
 		# libobjc
 		cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/libobjc/.libs/libobjc.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/ \
 			|| die "Cannot copy libobjc.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version"
-		[[ $BUILD_SHARED_GCC == yes ]] && {
-			cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/libobjc/.libs/libobjc.dll.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/ \
-				|| die "Cannot copy libobjc.dll.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version"
-		}
+		cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/libobjc/.libs/libobjc.dll.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/ \
+			|| die "Cannot copy libobjc.dll.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version"
 		# objc headers
 		cp -rf ${SRCS_DIR}/$_GCC_NAME/libobjc/objc $PREFIX/lib/gcc/$TARGET/$_gcc_version/include \
 			|| die "Cannot copy objc headers to $PREFIX/lib/gcc/$TARGET/$_gcc_version/include"
 	}
 
-	[[ $BUILD_SHARED_GCC == yes ]] && {
-		# builded architecture dlls
-		local _dlls=( $(find $BUILDS_DIR/$_GCC_NAME/$TARGET \
-				-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/32 -prune \) \
-				-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/64 -prune \) \
-				-not \( -path $BUILDS_DIR/$_GCC_NAME/gcc/ada -prune \) \
-				-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/libada/adainclude -prune \) \
-				-type f -name *.dll) )
-		cp -f ${_dlls[@]} $PREFIX/bin/ > /dev/null 2>&1 || die "Cannot copy architecture dlls to $PREFIX/bin/"
-		cp -f ${_dlls[@]} $PREFIX/$TARGET/lib/ > /dev/null 2>&1 || die "Cannot copy architecture dlls to $PREFIX/lib/"
-
-		[[ $STRIP_ON_INSTALL == yes ]] && {
-			strip $PREFIX/bin/*.dll || die "Error stripping dlls from $PREFIX/bin"
-			strip $PREFIX/$TARGET/lib/*.dll || die "Error stripping dlls from $PREFIX/$TARGET/lib"
-		}
+	# builded architecture dlls
+	local _dlls=( $(find $BUILDS_DIR/$_GCC_NAME/$TARGET \
+			-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/32 -prune \) \
+			-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/64 -prune \) \
+			-not \( -path $BUILDS_DIR/$_GCC_NAME/gcc/ada -prune \) \
+			-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/libada/adainclude -prune \) \
+			-type f -name *.dll) )
+	cp -f ${_dlls[@]} $PREFIX/bin/ > /dev/null 2>&1 || die "Cannot copy architecture dlls to $PREFIX/bin/"
+	cp -f ${_dlls[@]} $PREFIX/$TARGET/lib/ > /dev/null 2>&1 || die "Cannot copy architecture dlls to $PREFIX/lib/"
+
+	[[ $STRIP_ON_INSTALL == yes ]] && {
+		strip $PREFIX/bin/*.dll || die "Error stripping dlls from $PREFIX/bin"
+		strip $PREFIX/$TARGET/lib/*.dll || die "Error stripping dlls from $PREFIX/$TARGET/lib"
 	}
 	[[ $USE_MULTILIB == yes ]] && {
-		[[ $BUILD_SHARED_GCC == yes ]] && {
-			# libgcc_s.a
-			cp -f $PREFIX/lib/gcc/$TARGET/lib$_reverse_bits/libgcc_s.a $PREFIX/$TARGET/lib$_reverse_bits/ \
-				|| die "Cannot copy libgcc_s.a to $PREFIX/$TARGET/lib${_reverse_bits}/"
-		}
+		# libgcc_s.a
+		cp -f $PREFIX/lib/gcc/$TARGET/lib$_reverse_bits/libgcc_s.a $PREFIX/$TARGET/lib$_reverse_bits/ \
+			|| die "Cannot copy libgcc_s.a to $PREFIX/$TARGET/lib${_reverse_bits}/"
 
 		[[ $is_objc == 1 ]] && {
 			# libobjc libraries
 			cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits/libobjc/.libs/libobjc.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/$_reverse_bits/ \
 				|| die "Cannot copy libobjc.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version/${_reverse_bits}"
-			[[ $BUILD_SHARED_GCC == yes ]] && {
-				cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits/libobjc/.libs/libobjc.dll.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/$_reverse_bits/ \
-					|| die "Cannot copy libobjc.dll.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version/${_reverse_bits}"
-			}
+			cp -f $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits/libobjc/.libs/libobjc.dll.a $PREFIX/lib/gcc/$TARGET/$_gcc_version/$_reverse_bits/ \
+				|| die "Cannot copy libobjc.dll.a to $PREFIX/lib/gcc/$TARGET/$_gcc_version/${_reverse_bits}"
 		}
 
-		[[ $BUILD_SHARED_GCC == yes ]] && {
-			# Second architecture bit dlls
-			find $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits \
-				-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits/libada/adainclude -prune \) \
-				-type f -name *.dll ! -name *winpthread* -print0 \
-				| xargs -0 -I{} cp -f {} $PREFIX/$TARGET/lib$_reverse_bits/ || die "Error copying ${_reverse_bits}-bit dlls"
+		# Second architecture bit dlls
+		find $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits \
+			-not \( -path $BUILDS_DIR/$_GCC_NAME/$TARGET/$_reverse_bits/libada/adainclude -prune \) \
+			-type f -name *.dll ! -name *winpthread* -print0 \
+			| xargs -0 -I{} cp -f {} $PREFIX/$TARGET/lib$_reverse_bits/ || die "Error copying ${_reverse_bits}-bit dlls"
 
-			[[ $STRIP_ON_INSTALL == yes ]] && {
-				strip $PREFIX/$TARGET/lib$_reverse_bits/*.dll || die "Error stripping ${_reverse_bits}-bit dlls"
-			}
+		[[ $STRIP_ON_INSTALL == yes ]] && {
+			strip $PREFIX/$TARGET/lib$_reverse_bits/*.dll || die "Error stripping ${_reverse_bits}-bit dlls"
 		}
 	}
 	
diff --git a/scripts/licenses.sh b/scripts/licenses.sh
index 31fd9e6a8..d2232ab57 100644
--- a/scripts/licenses.sh
+++ b/scripts/licenses.sh
@@ -65,6 +65,7 @@ function func_get_licenses {
 		mpfr
 		mpc
 		ppl
+		isl
 		cloog
 		libiconv
 		zlib
diff --git a/scripts/mingw-w64-runtime-post.sh b/scripts/mingw-w64-runtime-post.sh
index 82dd95027..a233247c6 100644
--- a/scripts/mingw-w64-runtime-post.sh
+++ b/scripts/mingw-w64-runtime-post.sh
@@ -85,12 +85,10 @@ function runtime_post_install {
 	}
 
 	# winpthreads
-	[[ $BUILD_SHARED_GCC == yes ]] && {
-		cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/bin/ || { echo "13"; return 1; }
-		cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/$TARGET/lib/ || { echo "14"; return 1; }
-		cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.dll.a $PREFIX/$TARGET/lib/ || { echo "15"; return 1; }
-		cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libpthread.dll.a $PREFIX/$TARGET/lib/ || { echo "16"; return 1; }
-	}
+	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/bin/ || { echo "13"; return 1; }
+	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/$TARGET/lib/ || { echo "14"; return 1; }
+	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.dll.a $PREFIX/$TARGET/lib/ || { echo "15"; return 1; }
+	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libpthread.dll.a $PREFIX/$TARGET/lib/ || { echo "16"; return 1; }
 	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.a $PREFIX/$TARGET/lib/ || { echo "17"; return 1; }
 	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/lib/libpthread.a $PREFIX/$TARGET/lib/ || { echo "18"; return 1; }
 	cp -fv $RUNTIME_DIR/$BUILD_ARCHITECTURE-winpthreads-$RUNTIME_VERSION/include/*.h $PREFIX/$TARGET/include/ || { echo "19"; return 1; }
@@ -120,19 +118,15 @@ function runtime_post_install {
 		}
 
 		# winpthreads
-		[[ $BUILD_SHARED_GCC == yes ]] && {
-			cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "26"; return 1; }
-			cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.dll.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "27"; return 1; }
-			cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libpthread.dll.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "28"; return 1; }
-		}
+		cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/bin/libwinpthread-1.dll $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "26"; return 1; }
+		cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.dll.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "27"; return 1; }
+		cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libpthread.dll.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "28"; return 1; }
 		cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libwinpthread.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "29"; return 1; }
 		cp -fv $RUNTIME_DIR/$_reverse_arch-winpthreads-$RUNTIME_VERSION/lib/libpthread.a $PREFIX/$TARGET/lib$_reverse_bits/ || { echo "30"; return 1; }
 
 		mkdir -pv $BUILDS_DIR/$GCC_NAME/$TARGET/$_reverse_bits/{libgcc,libgfortran,libgomp,libitm,libquadmath,libssp,libstdc++-v3}
-		[[ $BUILD_SHARED_GCC == yes ]] && {
-			echo $BUILDS_DIR/$GCC_NAME/$TARGET/$_reverse_bits/{libgcc,libgfortran,libgomp,libitm,libquadmath,libssp,libstdc++-v3} \
-				| xargs -n 1 cp $PREFIX/$TARGET/lib$_reverse_bits/libwinpthread-1.dll || { echo "31"; return 1; }
-		}
+		echo $BUILDS_DIR/$GCC_NAME/$TARGET/$_reverse_bits/{libgcc,libgfortran,libgomp,libitm,libquadmath,libssp,libstdc++-v3} \
+			| xargs -n 1 cp $PREFIX/$TARGET/lib$_reverse_bits/libwinpthread-1.dll || { echo "31"; return 1; }
 	}
 
 	cp -rfv $PREFIX/$TARGET/* $PREFIX/mingw/ || { echo "32"; return 1; }
diff --git a/scripts/tests.sh b/scripts/tests.sh
index 02df980ea..49fc8941f 100644
--- a/scripts/tests.sh
+++ b/scripts/tests.sh
@@ -108,8 +108,8 @@ filesystem_list=(
 # **************************************************************************
 
 declare -A PKG_TESTS
-[[ $BUILD_SHARED_GCC == yes ]] && { PKG_TESTS["dll_test1"]=dll_test1_list[@]; }
-[[ $BUILD_SHARED_GCC == yes ]] && { PKG_TESTS["dll_test2"]=dll_test2_list[@]; }
+PKG_TESTS["dll_test1"]=dll_test1_list[@]
+PKG_TESTS["dll_test2"]=dll_test2_list[@]
 PKG_TESTS["lto_test"]=lto_test_list[@]
 PKG_TESTS["omp_test"]=omp_test_list[@]
 PKG_TESTS["pthread_test"]=pthread_test_list[@]
diff --git a/scripts/winpthreads.sh b/scripts/winpthreads.sh
index 029782d7f..ac21bf5bd 100644
--- a/scripts/winpthreads.sh
+++ b/scripts/winpthreads.sh
@@ -58,7 +58,8 @@ PKG_CONFIGURE_FLAGS=(
 	#
 	--prefix=$RUNTIME_DIR/$PKG_NAME
 	#
-	$LINK_TYPE_GCC
+	--enable-shared
+	--enable-static
 	#
 	CFLAGS="\"$COMMON_CFLAGS\""
 	CXXFLAGS="\"$COMMON_CXXFLAGS\""