.github: Test with old gcc and clang by using oldest supported ubuntu.

(Getting compiler version is harder than it sounds :-( so skipping that for now.)

diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 5dfec3036b0ddcb04da92f6388f9e984bb832dcf..cebf61becac4ff088237817a83971fb2ca442f8f 100644 (file)
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -8,6 +8,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - name: Ubuntu 16.04 GCC
+            os: ubuntu-16.04
+            compiler: gcc
+
           - name: Ubuntu GCC
             os: ubuntu-latest
             compiler: gcc
@@ -243,6 +247,11 @@ jobs:
              # Limit parallel test jobs to prevent wine errors
             parallels-jobs: 2
 
+          - name: Ubuntu 16.04 Clang
+            os: ubuntu-16.04
+            compiler: clang-6.0
+            # note: github preinstalls compilers now, see https://github.com/actions/virtual-environments/pull/369/
+
           - name: Ubuntu Clang
             os: ubuntu-latest
             compiler: clang

diff --git a/.github/workflows/configure.yml b/.github/workflows/configure.yml
index e2df27968ae3b7dc1cb1da30222ae4158fdfc932..c3bc8678960aa11433970a97ad7cc7dcc21112ca 100644 (file)
--- a/.github/workflows/configure.yml
+++ b/.github/workflows/configure.yml
@@ -13,6 +13,11 @@ jobs:
             compiler: gcc
             configure-args: --warn
 
+          - name: Ubuntu 16.04 GCC
+            os: ubuntu-16.04
+            compiler: gcc
+            configure-args: --warn
+
           - name: Ubuntu GCC OSB
             os: ubuntu-latest
             compiler: gcc