Index: .github/workflows/build.yml
===================================================================
diff -u -r42704e31dd9321cd8d21ef43bb7e1cadb1542daf -r9a00725040b4aed6e8647031dae2a69673099b25
--- .github/workflows/build.yml	(.../build.yml)	(revision 42704e31dd9321cd8d21ef43bb7e1cadb1542daf)
+++ .github/workflows/build.yml	(.../build.yml)	(revision 9a00725040b4aed6e8647031dae2a69673099b25)
@@ -70,10 +70,6 @@
             experimental: [false]
           - os: macos-latest
             compiler: gcc-10
-            tcltag: core-8-7-a3
-            experimental: [false]
-          - os: macos-latest
-            compiler: gcc-10
             tcltag: core-8-7-a5
             experimental: [false]
           - os: ubuntu-latest
@@ -86,10 +82,6 @@
             experimental: [false]
           - os: ubuntu-latest
             compiler: gcc-10
-            tcltag: core-8-7-a3
-            experimental: [false]
-          - os: ubuntu-latest
-            compiler: gcc-10
             tcltag: core-8-7-a5
             experimental: [false]
     defaults:
Index: appveyor.yml
===================================================================
diff -u -r96f4eb32ae0c031f6dc95644cfe8360f6871140c -r9a00725040b4aed6e8647031dae2a69673099b25
--- appveyor.yml	(.../appveyor.yml)	(revision 96f4eb32ae0c031f6dc95644cfe8360f6871140c)
+++ appveyor.yml	(.../appveyor.yml)	(revision 9a00725040b4aed6e8647031dae2a69673099b25)
@@ -33,10 +33,6 @@
     TOOLCHAIN: autoconf-tea
   #  - TCLTAG: core-8-5-19
   #    TOOLCHAIN: nmake-tea	
-  - TCLTAG: core-8-7-a3
-    TOOLCHAIN: autoconf-tea
-  - TCLTAG: core-8-7-a3
-    TOOLCHAIN: nmake-tea
   - TCLTAG: core-8-7-a5
     TOOLCHAIN: autoconf-tea
   - TCLTAG: core-8-7-a5
@@ -45,7 +41,10 @@
     TOOLCHAIN: autoconf-tea
   - TCLTAG: core-8-branch
     TOOLCHAIN: nmake-tea
-
+  - TCLTAG: trunk
+    TOOLCHAIN: autoconf-tea
+  - TCLTAG: trunk
+    TOOLCHAIN: nmake-tea
 matrix:
   allow_failures:
   - TCLTAG: core-8-6-branch