WIP: github: Test running most jobs that run on Windows

Author: mstorsjo

.github/workflows/build.yml

@@ -484,7 +484,6 @@ jobs:
     # testing with the latest compiler instead of an older release).
     # Therefore, keep the test disabled by default; it's easy to enable
     # temporarily on a branch for testing.
-    if: false
     needs: [linux-cross-windows, prepare]
     strategy:
       fail-fast: false
@@ -543,7 +542,6 @@ jobs:
   # This also forces testing the bundled python executables.
   test-openmp:
     # Only running these tests in scheduled builds.
-    if: github.event_name == 'schedule'
     needs: [linux-cross-windows, prepare]
     strategy:
       fail-fast: false
@@ -606,7 +604,6 @@ jobs:
   # also forces testing the bundled python executables.
   test-compiler-rt:
     # Only running these tests in scheduled builds.
-    if: github.event_name == 'schedule'
     needs: [linux-cross-windows, prepare]
     strategy:
       fail-fast: false
@@ -683,7 +680,6 @@ jobs:
   # enabled, to catch code generation bugs that might trigger asserts, to
   # find such regressions early.
   linux-test-cross-build-ffmpeg:
-    if: github.event_name == 'schedule'
     needs: [linux-asserts]
     runs-on: ubuntu-latest
     strategy:
@@ -728,7 +724,6 @@ jobs:
   # compiler itself, but that only show up at runtime. This is only done
   # for scheduled builds.
   test-ffmpeg:
-    if: github.event_name == 'schedule'
     needs: [linux-cross-windows]
     runs-on: windows-latest
     defaults:

.github/workflows/test-llvm.yml

@@ -1,5 +1,6 @@
 name: Run LLVM tests
 on:
+  push:
   workflow_dispatch:
     inputs:
       ref: