diff --git a/.github/workflows/extra-builds.yml b/.github/workflows/extra-builds.yml
index 411fd9f55..644529c9d 100644
--- a/.github/workflows/extra-builds.yml
+++ b/.github/workflows/extra-builds.yml
@@ -3,8 +3,8 @@ name: Test extra build flows
 on:
   pull_request:
   merge_group:
-  #push:
-  #  branches: [ main ]
+  push:
+    branches: [ main ]
   workflow_dispatch:
 
 jobs:
@@ -27,6 +27,8 @@ jobs:
         run: |
           if [ "${{ github.event_name }}" = "merge_group" ]; then
             echo "should_skip=false" >> $GITHUB_OUTPUT
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            should_skip=false
           else
             echo "should_skip=${{ steps.skip_check.outputs.should_skip }}" >> $GITHUB_OUTPUT
           fi
@@ -35,7 +37,7 @@ jobs:
     name: Visual Studio build
     runs-on: windows-latest
     needs: [pre_job]
-    if: (github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
+    if: (github.event_name == 'push' || github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
     steps:
       - uses: actions/checkout@v7
         with:
@@ -51,6 +53,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: vs-build
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             vs-build-
 
@@ -80,7 +83,7 @@ jobs:
     name: MINGW64 build
     runs-on: windows-latest
     needs: [pre_job]
-    if: (github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
+    if: (github.event_name == 'push' || github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
     steps:
       - uses: actions/checkout@v7
         with:
@@ -114,6 +117,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: mingw-build
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             mingw-build-
 
@@ -130,7 +134,7 @@ jobs:
   wasi-build:
     name: WASI build
     needs: pre_job
-    if: (github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
+    if: (github.event_name == 'push' || github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
@@ -142,6 +146,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: wasi-build
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             wasi-build-
 
@@ -184,7 +189,7 @@ jobs:
       - uses: cachix/install-nix-action@v31
         with:
           install_url: https://releases.nixos.org/nix/nix-2.30.0/install
-      - run: nix build .?submodules=1 -L
+      - run: nix build -L
 
   extra-builds-result:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test-build.yml b/.github/workflows/test-build.yml
index 0c8ac6b90..860d69416 100644
--- a/.github/workflows/test-build.yml
+++ b/.github/workflows/test-build.yml
@@ -3,8 +3,8 @@ name: Build and run tests
 on:
   pull_request:
   merge_group:
-  #push:
-  #  branches: [ main ]
+  push:
+    branches: [ main ]
   workflow_dispatch:
 
 jobs:
@@ -50,6 +50,8 @@ jobs:
         run: |
           if [ "${{ github.event_name }}" = "merge_group" ]; then
             echo "should_skip=false" >> $GITHUB_OUTPUT
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            should_skip=false
           else
             echo "should_skip=${{ steps.skip_check.outputs.should_skip }}" >> $GITHUB_OUTPUT
           fi
@@ -83,6 +85,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: test-build-${{ matrix.os }}
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             test-build-${{ matrix.os }}-
 
@@ -115,7 +118,7 @@ jobs:
     name: Run tests
     runs-on: ${{ matrix.os }}
     needs: [build-yosys, pre_job]
-    if: needs.pre_job.outputs.should_skip != 'true'
+    if: github.event_name != 'push' && needs.pre_job.outputs.should_skip != 'true'
     env:
       CC: clang
     strategy:
@@ -165,7 +168,7 @@ jobs:
     name: Run test_cell
     runs-on: ${{ matrix.os }}
     needs: [build-yosys, pre_job]
-    if: needs.pre_job.outputs.should_skip != 'true'
+    if: github.event_name != 'push' && needs.pre_job.outputs.should_skip != 'true'
     env:
       CC: clang
     strategy:
@@ -204,7 +207,7 @@ jobs:
     name: Run docs tests
     runs-on: ${{ matrix.os }}
     needs: [build-yosys, pre_docs_job]
-    if: needs.pre_docs_job.outputs.should_skip != 'true'
+    if: github.event_name != 'push' && needs.pre_job.outputs.should_skip != 'true'
     strategy:
       matrix:
         os: [ubuntu-latest]
@@ -246,7 +249,7 @@ jobs:
     name: Try build docs
     runs-on: [self-hosted, linux, x64, fast]
     needs: [pre_docs_job]
-    if: ${{ needs.pre_docs_job.outputs.should_skip != 'true' && github.repository_owner == 'YosysHQ' }}
+    if: ${{ github.event_name != 'push' && needs.pre_docs_job.outputs.should_skip != 'true' && github.repository_owner == 'YosysHQ' }}
     strategy:
       matrix:
         docs-target: [html, latexpdf]
diff --git a/.github/workflows/test-compile.yml b/.github/workflows/test-compile.yml
index fafa82894..b57b0df53 100644
--- a/.github/workflows/test-compile.yml
+++ b/.github/workflows/test-compile.yml
@@ -3,8 +3,8 @@ name: Compiler testing
 on:
   pull_request:
   merge_group:
-  #push:
-  #  branches: [ main ]
+  push:
+    branches: [ main ]
   workflow_dispatch:
 
 jobs:
@@ -27,6 +27,8 @@ jobs:
         run: |
           if [ "${{ github.event_name }}" = "merge_group" ]; then
             echo "should_skip=false" >> $GITHUB_OUTPUT
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            should_skip=false
           else
             echo "should_skip=${{ steps.skip_check.outputs.should_skip }}" >> $GITHUB_OUTPUT
           fi
@@ -34,7 +36,7 @@ jobs:
   test-compile:
     runs-on: ${{ matrix.os }}
     needs: pre_job
-    if: (github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
+    if: (github.event_name == 'push' || github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
     env:
       CXXFLAGS: ${{ startsWith(matrix.compiler, 'gcc') && '-Wp,-D_GLIBCXX_ASSERTIONS' || ''}}
     strategy:
@@ -43,7 +45,7 @@ jobs:
           - ubuntu-latest
         compiler:
           # oldest supported
-          - 'clang-14'
+          - 'clang-16'
           - 'gcc-11'
           # newest, make sure to update maximum standard step to match
           - 'clang-22'
@@ -70,6 +72,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: test-compile-${{ matrix.os }}-${{ matrix.compiler }}
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             test-compile-${{ matrix.os }}-${{ matrix.compiler }}-
 
@@ -77,7 +80,6 @@ jobs:
         uses: aminya/setup-cpp@v1
         with:
           compiler: ${{ matrix.compiler }}
-          gcc: ${{ (matrix.os == 'ubuntu-latest' && matrix.compiler == 'clang-14') && '12' || '' }}
 
       - name: Tool versions
         shell: bash
@@ -85,11 +87,6 @@ jobs:
           $CC --version
           $CXX --version
 
-      - name: Fix clang-14 toolchain
-        if: matrix.os == 'ubuntu-latest' && matrix.compiler == 'clang-14'
-        run: |
-          echo 'CXXFLAGS=--gcc-toolchain=/usr -isystem /usr/include/c++/12 -isystem /usr/include/x86_64-linux-gnu/c++/12' >> $GITHUB_ENV
-
       # minimum standard
       - name: Build C++20
         shell: bash
diff --git a/.github/workflows/test-sanitizers.yml b/.github/workflows/test-sanitizers.yml
index 5439b16b4..950e0c2e2 100644
--- a/.github/workflows/test-sanitizers.yml
+++ b/.github/workflows/test-sanitizers.yml
@@ -3,8 +3,8 @@ name: Check clang sanitizers
 on:
   pull_request:
   merge_group:
-  #push:
-  #  branches: [ main ]
+  push:
+    branches: [ main ]
   workflow_dispatch:
 
 jobs:
@@ -27,6 +27,8 @@ jobs:
         run: |
           if [ "${{ github.event_name }}" = "merge_group" ]; then
             echo "should_skip=false" >> $GITHUB_OUTPUT
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            should_skip=false
           else
             echo "should_skip=${{ steps.skip_check.outputs.should_skip }}" >> $GITHUB_OUTPUT
           fi
@@ -35,7 +37,7 @@ jobs:
     name: Build and run tests
     runs-on: ${{ matrix.os }}
     needs: pre_job
-    if: (github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
+    if: (github.event_name == 'push' || github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch') && needs.pre_job.outputs.should_skip != 'true'
     env:
       CC: clang
       ASAN_OPTIONS: halt_on_error=1 detect_container_overflow=0
@@ -64,6 +66,7 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1.2.23
         with:
           key: test-san-${{ matrix.os }}
+          save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
           restore-keys: |
             test-san-${{ matrix.os }}-
 
@@ -82,6 +85,7 @@ jobs:
           ./build/yosys-config || true
 
       - name: Run tests
+        if: github.event_name != 'push'
         shell: bash
         run: |
           make -C tests -j$procs vanilla-test