From 5827f5a465b10df31596e6f77125160887eb652a Mon Sep 17 00:00:00 2001
From: Egor Tensin <egor@tensin.name>
Date: Mon, 19 Oct 2026 09:19:12 +0300
Subject: workflows/test: check the prefix output

---
 .github/workflows/test.yml | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2a6534f..5365e7d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,6 +41,9 @@ jobs:
           - windows-2022
           - windows-2025
           - windows-latest
+        include:
+          - {platform: x86, expected_prefix: i686-w64-mingw32}
+          - {platform: x64, expected_prefix: x86_64-w64-mingw32}
     runs-on: ${{ matrix.os }}
     name: |
       Test: ${{ matrix.os }} / ${{ matrix.platform }}
@@ -61,6 +64,11 @@ jobs:
         with:
           platform: ${{ matrix.platform }}
           cc: 1
+      - name: Check prefix
+        env:
+          PREFIX: ${{ steps.setup.outputs.prefix }}
+        run: |
+          $env:PREFIX -eq '${{ matrix.expected_prefix }}' -or $(throw "Unexpected prefix: $env:PREFIX")
       - name: Build threads.exe
         env:
           GXX: ${{ steps.setup.outputs.gxx }}
@@ -97,10 +105,15 @@ jobs:
         uses: $/
         with:
           version: ${{ matrix.version }}
-      - name: Verify the version
+      - name: Verify version
         uses: $/.github/actions/check-cc
         with:
           version: ${{ matrix.version }}
+      - name: Check prefix
+        env:
+          PREFIX: ${{ steps.setup.outputs.prefix }}
+        run: |
+          $env:PREFIX -eq 'x86_64-w64-mingw32' -or $(throw "Unexpected prefix: $env:PREFIX")
       - name: Build threads.exe
         env:
           GXX: ${{ steps.setup.outputs.gxx }}
-- 
cgit v1.3