make detection of interface cgen races much easier, by running build_examples.vsh with VJOBS set to a high number, and without -no-parallel

Author: spytheman

.github/workflows/linux.yml

@@ -47,6 +47,6 @@ jobs:
       - name: Install dependencies
         run: sudo apt update && sudo apt install --quiet -y libglfw3-dev libxi-dev libxcursor-dev
       - name: Build UI examples
-        run: v run ${{ env.MOD_PATH }}/examples/build_examples.vsh
+        run: VJOBS=20 v run ${{ env.MOD_PATH }}/examples/build_examples.vsh
       - name: Build users.v with -prod
-        run: v -prod ${{ env.MOD_PATH }}/examples/users.v
+        run: VJOBS=20 v -prod ${{ env.MOD_PATH }}/examples/users.v

.github/workflows/macos.yml

@@ -45,6 +45,6 @@ jobs:
         with:
           check-latest: true
       - name: Build UI examples
-        run: v run ${{ env.MOD_PATH }}/examples/build_examples.vsh
+        run: VJOBS=20 v run ${{ env.MOD_PATH }}/examples/build_examples.vsh
       - name: Build users.v with -prod
-        run: v -prod ${{ env.MOD_PATH }}/examples/users.v
+        run: VJOBS=20 v -prod ${{ env.MOD_PATH }}/examples/users.v

examples/build_examples.vsh

@@ -29,7 +29,7 @@ mut err := 0
 mut failures := []string{}
 chdir(examples_dir)!
 for entry_idx, entry in entries {
-	cmd := 'v -no-parallel ${entry}'
+	cmd := 'v ${entry}'
 	println_one_of_many('compile with: ${cmd}', entry_idx, entries.len)
 	ret := execute(cmd)
 	if ret.exit_code != 0 {