be a little more efficient about what deps we are installing

Author: warmwaffles

.github/workflows/linux-precompile.yml

@@ -36,15 +36,26 @@ jobs:
       - name: Install system dependecies
         run: |
           sudo apt-get update
-          sudo apt-get install -y build-essential automake autoconf pkg-config bc m4 unzip zip \
-            gcc g++ \
-            gcc-i686-linux-gnu g++-i686-linux-gnu \
-            gcc-aarch64-linux-gnu g++-aarch64-linux-gnu \
+          sudo apt-get install -y \
+            build-essential automake autoconf pkg-config \
+            bc m4 unzip zip gcc g++
+
+      - name: Install ${{ matrix.arch }} specific deps
+        if: matrix.arch == 'x86_64'
+        run: |
+          sudo apt-get install -y gcc-i686-linux-gnu g++-i686-linux-gnu \
             gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf \
-            gcc-riscv64-linux-gnu g++-riscv64-linux-gnu \
             gcc-powerpc64le-linux-gnu g++-powerpc64le-linux-gnu \
             gcc-s390x-linux-gnu g++-s390x-linux-gnu
 
+      - name: Install ${{ matrix.arch }} specific deps
+        if: matrix.arch == 'aarch64'
+        run: sudo apt-get install -y gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
+
+      - name: Install ${{ matrix.arch }} specific deps
+        if: matrix.arch == 'riscv64'
+        run: sudo apt-get install -y gcc-riscv64-linux-gnu g++-riscv64-linux-gnu
+
       - name: Get musl ${{ matrix.arch }} cross-compilers
         run: |
           wget "https://musl.cc/${{matrix.arch}}-linux-musl-cross.tgz" -O "${{matrix.arch}}-linux-musl-cross.tgz"