diff --git a/.github/workflows/check-full.yaml b/.github/workflows/check-full.yaml
index 291e3ca00..24c45c6e0 100644
--- a/.github/workflows/check-full.yaml
+++ b/.github/workflows/check-full.yaml
@@ -9,6 +9,8 @@ on:
     branches: [main, master, v2-branch]
   pull_request:
     branches: [main, master, v2-branch]
+on:
+  workflow_dispatch:
 
 name: R-CMD-check
 
@@ -51,6 +53,20 @@ jobs:
           http-user-agent: ${{ matrix.config.http-user-agent }}
           use-public-rspm: true
 
+
+      - name: check gcc version
+        run: |
+          print(Sys.which("gcc"))
+          print(system("where.exe gcc"))
+          print(Sys.getenv("PATH"))
+        shell: Rscript {0}
+
+      - name: Test compilation on Windows
+        run: |
+          install.packages("remotes")
+          remotes::install_github("r-lib/testthat")
+        shell: Rscript {0}
+
       - uses: ./setup-r-dependencies
         with:
           extra-packages: any::rcmdcheck