Add xc8 compile test

Author: JasonBrave

.github/workflows/xc8-compile-test.yml

@@ -0,0 +1,28 @@
+name: XC8 Compile Check
+
+# Runs on pushes to pull request
+on: pull_request
+
+jobs:
+  xc8-compile-check:
+    name: XC8 Compile Check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+        with:
+          submodules: 'true'
+      - name: Install XC8
+        run: |
+          wget https://ww1.microchip.com/downloads/aemDocuments/documents/DEV/ProductDocuments/SoftwareTools/xc8-v3.10-full-install-linux-x64-installer.run
+          chmod +x ./xc8-v3.10-full-install-linux-x64-installer.run
+          sudo ./xc8-v3.10-full-install-linux-x64-installer.run --mode unattended --netservername localhost --debuglevel 4
+
+      - name: Download DFP
+        run: |
+          wget https://packs.download.microchip.com/Microchip.PIC18F-K_DFP.1.15.303.atpack
+          unzip Microchip.PIC18F-K_DFP.1.15.303.atpack
+
+      - name: Run Compile
+        run: |
+          /opt/microchip/xc8/v3.10/bin/xc8-cc -mcpu=18F26K83 -mdfp=xc8 -Iinclude -c -mwarn=-9 -std=c99 -Wpedantic common/crc8.c common/low_pass_filter.c pic18f26k83/i2c.c pic18f26k83/pwm.c pic18f26k83/timer.c