Work on check-solaris11.

Author: bhaible

.github/workflows/many-platforms.yml

@@ -1,6 +1,6 @@
 # A GitHub Actions workflow that builds a package on many platforms.
 
-# Copyright (C) 2024-2025 Free Software Foundation, Inc.
+# Copyright (C) 2024-2026 Free Software Foundation, Inc.
 #
 # This file is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published
@@ -653,7 +653,7 @@ jobs:
           prepare: |
             : "Install Solaris packages"
             : "List of packages: http://pkg.oracle.com/solaris/release/en/index.shtml"
-            pkg install gnu-make test-deep; ret=$?; test $ret = 0 || test $ret = 4
+            set +e; pkg install gnu-make test-deep; ret=$?; test $ret = 0 || test $ret = 4
             PERL_MM_USE_DEFAULT=1; export PERL_MM_USE_DEFAULT
             cpan -i Clone
             cpan -i 'Data::Compare'