ci clang++

Author: igagis

.github/workflows/ci.yml

@@ -176,6 +176,8 @@ jobs:
     runs-on: ${{ (matrix.labels == '' && 'ubuntu-latest') || matrix.labels }}
     container: ${{ matrix.image_owner }}${{ matrix.os }}:${{ matrix.codename }}
     name: linux - ${{ matrix.image_owner }}${{ matrix.os }}:${{ matrix.codename }}
+    env:
+      CXX: clang++
     steps:
       - name: set TZ for ubuntu:focal
         run: |

tests/app/makefile

@@ -3,8 +3,6 @@ include prorab-test.mk
 
 $(eval $(call prorab-config, ../../config))
 
-this_cxx := clang++
-
 this_name := ruisapp-test
 
 ifeq ($(config), emsc)