Add newlib toolchain with llvm to ci and release

.github/workflows/build.yaml

@@ -20,8 +20,6 @@ jobs:
         exclude:
           - mode: musl
             target: rv32gc-ilp32d
-          - mode: newlib
-            compiler: llvm
           - mode: musl
             compiler: llvm
     steps:
@@ -40,7 +38,7 @@ jobs:
           TARGET_TUPLE=($(echo ${{ matrix.target }} | tr "-" "\n"))
           BUILD_TOOLCHAIN="./configure --prefix=/opt/riscv --with-arch=${TARGET_TUPLE[0]} --with-abi=${TARGET_TUPLE[1]}"
           if [ "${{ matrix.compiler }}" == "llvm" ]; then # build toolchain with llvm
-            $BUILD_TOOLCHAIN --enable-llvm --enable-linux
+            $BUILD_TOOLCHAIN --enable-llvm
           else
             $BUILD_TOOLCHAIN
           fi

.github/workflows/nightly-release.yaml

@@ -55,8 +55,6 @@ jobs:
         exclude:
           - mode: musl
             target: rv32gc-ilp32d
-          - mode: newlib
-            compiler: llvm
           - mode: musl
             compiler: llvm
     steps:
@@ -75,7 +73,7 @@ jobs:
           TARGET_TUPLE=($(echo ${{ matrix.target }} | tr "-" "\n"))
           BUILD_TOOLCHAIN="./configure --prefix=/opt/riscv --with-arch=${TARGET_TUPLE[0]} --with-abi=${TARGET_TUPLE[1]}"
           if [ "${{ matrix.compiler }}" == "llvm" ]; then # build toolchain with llvm
-            $BUILD_TOOLCHAIN --enable-llvm --enable-linux
+            $BUILD_TOOLCHAIN --enable-llvm
           else
             $BUILD_TOOLCHAIN
           fi