Fix loader include under V3

.github/workflows/generated-bindings-ci.yml

@@ -82,6 +82,10 @@ jobs:
             compiler: gcc
             v-channel: master
             v-version: master
+          - os: ubuntu-24.04
+            compiler: gcc
+            v-channel: v3
+            v-version: 5ff8ecb55f6709fd7e6f645ef7779383f30c47c0
           - os: macos-14
             compiler: clang
             v-channel: stable
@@ -99,36 +103,36 @@ jobs:
           ref: 2700e4f4c58e9e625657b80f4f44b0584d7c6096
           path: generator
       - uses: prantlf/setup-v-action@v4
-        if: matrix.v-channel != 'master'
+        if: matrix.v-channel == 'stable'
         with:
           version: ${{ matrix.v-version }}
-      # V master currently builds a separate v1_fallback executable for tool
-      # commands such as `v test`. Keep the complete source build together;
-      # setup-v-action@v4's reduced cache bundle omits that executable.
-      - name: Check out V master
-        if: matrix.v-channel == 'master'
+      # Source-built V revisions include the v1_fallback executable needed by
+      # tool commands such as `v test`; setup-v-action@v4 omits it from cache.
+      - name: Check out source-built V
+        if: matrix.v-channel != 'stable'
         uses: actions/checkout@v7
-        id: checkout_v_master
-        continue-on-error: true
+        id: checkout_v_source
+        continue-on-error: ${{ matrix.v-channel == 'master' }}
         with:
           repository: vlang/v
-          path: .ci-v-master
+          ref: ${{ matrix.v-version }}
+          path: .ci-v-source
           fetch-depth: 1
-      - name: Build V master
-        if: matrix.v-channel == 'master' && steps.checkout_v_master.outcome == 'success'
-        id: setup_v_master
-        continue-on-error: true
+      - name: Build source V compiler
+        if: matrix.v-channel != 'stable' && steps.checkout_v_source.outcome == 'success'
+        id: setup_v_source
+        continue-on-error: ${{ matrix.v-channel == 'master' }}
         shell: bash
         run: |
-          make -C .ci-v-master
-          echo "$GITHUB_WORKSPACE/.ci-v-master" >> "$GITHUB_PATH"
-          .ci-v-master/v -V
+          make -C .ci-v-source
+          echo "$GITHUB_WORKSPACE/.ci-v-source" >> "$GITHUB_PATH"
+          .ci-v-source/v -V
       - name: Install Vulkan SDK and SwiftShader test artifacts
-        if: matrix.v-channel != 'master' || steps.setup_v_master.outcome == 'success'
+        if: matrix.v-channel == 'stable' || steps.setup_v_source.outcome == 'success'
         shell: bash
         run: bash .github/scripts/setup-vulkan-ci.sh 1.4.309.0 v1.2
       - name: Install registry-matched headers and pinned Volk
-        if: matrix.v-channel != 'master' || steps.setup_v_master.outcome == 'success'
+        if: matrix.v-channel == 'stable' || steps.setup_v_source.outcome == 'success'
         shell: bash
         run: |
           set -euo pipefail
@@ -151,11 +155,11 @@ jobs:
             "https://raw.githubusercontent.com/zeux/volk/$volk_commit/volk.c" \
             --output "$VULKAN_SDK/include/volk/volk.c"
       - name: Verify the public setup diagnostics
-        if: matrix.v-channel != 'master' || steps.setup_v_master.outcome == 'success'
+        if: matrix.v-channel == 'stable' || steps.setup_v_source.outcome == 'success'
         shell: bash
         run: v run setup.vsh --check
       - name: Assemble isolated module
-        if: matrix.v-channel != 'master' || steps.setup_v_master.outcome == 'success'
+        if: matrix.v-channel == 'stable' || steps.setup_v_source.outcome == 'success'
         shell: bash
         run: |
           set -euo pipefail
@@ -169,17 +173,19 @@ jobs:
           echo "VMODULES=$RUNNER_TEMP/vmodules" >> "$GITHUB_ENV"
       - name: Compile smoke test and ergonomic unit tests
         id: compile
-        if: matrix.v-channel != 'master' || steps.setup_v_master.outcome == 'success'
-        continue-on-error: ${{ matrix.v-channel == 'master' }}
+        if: matrix.v-channel == 'stable' || steps.setup_v_source.outcome == 'success'
+        continue-on-error: ${{ matrix.v-channel != 'stable' }}
         shell: bash
         run: |
           set -euo pipefail
+          v_flags=(-cc "${{ matrix.compiler }}")
+          if [[ "${{ matrix.v-channel }}" == v3 ]]; then v_flags=(-new-compiler "${v_flags[@]}"); fi
           if [[ "${{ runner.os }}" == macOS ]]; then
-            v -cc "${{ matrix.compiler }}" -o "$RUNNER_TEMP/vulkan-smoke" generator/test
+            v "${v_flags[@]}" -o "$RUNNER_TEMP/vulkan-smoke" generator/test
           else
-            v -cc "${{ matrix.compiler }}" run generator/test
+            v "${v_flags[@]}" run generator/test
           fi
-          v -cc "${{ matrix.compiler }}" test ergonomic
+          v "${v_flags[@]}" test ergonomic
       - name: Validate TinyCC loader and ergonomic API
         if: runner.os == 'Linux' && matrix.v-channel == 'stable'
         shell: bash
@@ -188,9 +194,9 @@ jobs:
           v -cc tcc test ergonomic
           VK_INSTANCE_LAYERS=VK_LAYER_KHRONOS_validation \
             v -cc tcc run examples/ergonomic_lifecycle
-      - name: Report V master compatibility warning
-        if: always() && matrix.v-channel == 'master' && (steps.checkout_v_master.outcome == 'failure' || steps.setup_v_master.outcome == 'failure' || steps.compile.outcome == 'failure')
-        run: echo "::warning::The live V master compatibility lane failed; stable V 0.5.2 remains authoritative."
+      - name: Report source compiler compatibility warning
+        if: always() && matrix.v-channel != 'stable' && (steps.checkout_v_source.outcome == 'failure' || steps.setup_v_source.outcome == 'failure' || steps.compile.outcome == 'failure')
+        run: echo "::warning::The ${{ matrix.v-channel }} compatibility lane failed; stable V 0.5.2 remains authoritative."
       - name: Run lifecycle under validation
         if: runner.os == 'Linux' && matrix.v-channel == 'stable'
         shell: bash

c/volk.c.v

@@ -10,4 +10,4 @@ module c
 #define VK_NO_PROTOTYPES
 #define VOLK_IMPLEMENTATION
 #include <volk.h>
-#include "loader_bridge.h"
+#include "@VMODROOT/c/loader_bridge.h"