ci: check that more apps/modules do compile with -skip-unused (#22904)

.github/workflows/v_apps_and_modules_compile_ci.yml

@@ -59,10 +59,14 @@ jobs:
           make vsql/grammar.v
           echo "Compile vsql"
           v -o bin/vsql cmd/vsql
+          echo "Compile vsql with -skip-unused"
+          v -skip-unused -o bin/vsql cmd/vsql
           echo "Run examples"
           make examples
           echo "Run vsql/connection_test.v"
           v vsql/connection_test.v
+          echo "Run vsql/connection_test.v with -skip-unused"
+          v -skip-unused vsql/connection_test.v
 
       - name: Test discord.v
         if: ${{ !cancelled() && steps.build.outcome == 'success' }}
@@ -74,6 +78,8 @@ jobs:
           git checkout 458261508af66fa971207c8af10ee4e1b59fbf2f
           echo "Execute Tests"
           v test .
+          echo "Execute Tests with -skip-unused"
+          v -skip-unused test .
 
       - name: Build vlang/vab
         if: ${{ !cancelled() && steps.build.outcome == 'success' }}
@@ -90,7 +96,11 @@ jobs:
         run: |
           v retry -- git clone --depth 1 https://github.com/vlang/ved
           cd ved && v -o ved .
+          echo "Build with -autofree ..."
           v -autofree .
+          echo "Build with -skip-unused ..."
+          v -skip-unused .
+          echo "Build with -prod ..."
           v -prod .
           cd ..
 
@@ -99,15 +109,15 @@ jobs:
         run: |
           v retry -- v install pdf
           echo "PDF examples should compile"
-          v should-compile-all ~/.vmodules/pdf/examples
+          v -skip-unused should-compile-all ~/.vmodules/pdf/examples
 
       - name: Build vlang/libsodium
         if: ${{ !cancelled() && steps.build.outcome == 'success' }}
         run: |
           echo "Install the libsodium wrapper"
           v retry -- v install libsodium
           echo "Test libsodium"
-          VJOBS=1 v test ~/.vmodules/libsodium
+          VJOBS=1 v -skip-unused test ~/.vmodules/libsodium
 
       - name: Build vlang/coreutils
         if: ${{ !cancelled() && steps.build.outcome == 'success' }}
@@ -127,8 +137,8 @@ jobs:
           echo "Clone Gitly"
           v retry -- git clone https://github.com/vlang/gitly /tmp/gitly
           echo "Build Gitly"
-          exit
           v -cc gcc /tmp/gitly
+          v -skip-unused -cc gcc /tmp/gitly
           ## echo "Build Gitly with -autofree"
           ## v -cc gcc -autofree /tmp/gitly
           echo "Compile gitly.css from gitly.scss"
@@ -143,6 +153,7 @@ jobs:
           v retry -- v install ui
           v -no-parallel ~/.vmodules/ui/examples/rectangles.v
           v -no-parallel ~/.vmodules/ui/examples/users.v
+          # v -skip-unused -no-parallel ~/.vmodules/ui/examples/users.v
           # v run ~/.vmodules/ui/examples/build_examples.vsh
 
       - name: Build vlang/v-analyzer
@@ -178,6 +189,7 @@ jobs:
           v retry -- git clone --depth=1 https://github.com/vlang/go2v /tmp/go2v/
           echo "Build Go2V"
           v /tmp/go2v/
+          v -skip-unused /tmp/go2v/
           echo "Run Go2V tests"
           VJOBS=1 v test /tmp/go2v/
 
@@ -208,6 +220,7 @@ jobs:
           v -shared ~/.vmodules/msgpack/
           echo "Run msgpack tests"
           v test ~/.vmodules/msgpack/
+          v -skip-unused test ~/.vmodules/msgpack/
           echo "MessagePack examples should compile"
           v should-compile-all ~/.vmodules/msgpack/examples
 
@@ -302,4 +315,4 @@ jobs:
         run: |
           v retry -- v install markdown
           v retry -- git clone --depth 1 https://github.com/vlang/vpm
-          cd vpm && v .
+          cd vpm && v . && v -skip-unused .