Add llvm-toolchain-19

Author: TerrorJack

.github/workflows/build.yml

@@ -28,6 +28,7 @@ jobs:
       - name: test-apt-llvm
         run: |
           sudo apt install -y \
+            clang-20 \
             clang-19 \
             clang-18 \
             clang-17 \

setup.sh

@@ -8,13 +8,16 @@ curl -f -L --retry 5 https://apt.llvm.org/llvm-snapshot.gpg.key | sudo gpg --dea
 
 {
   echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME main"
+  echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-19 main"
   echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-18 main"
 } | sudo tee /etc/apt/sources.list.d/llvm-toolchain.list
 
 if [[ $LSB_CODENAME != "noble" ]]; then
 {
   echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-17 main"
   echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-16 main"
+  echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-15 main"
+  echo "deb [signed-by=/usr/share/keyrings/llvm-snapshot.gpg] https://apt.llvm.org/$LSB_CODENAME llvm-toolchain-$LSB_CODENAME-14 main"
 } | sudo tee -a /etc/apt/sources.list.d/llvm-toolchain.list
 fi