Make compilers list per subproject

Previously subprojects inherited languages already added by main
project, or any previous subproject. This change to have a list of
compilers per interpreters, which means that if a subproject does not
add 'c' language  it won't be able to compile .c files any more, even if
main project added the 'c' language.

This delays processing list of compilers until the interpreter adds the
BuildTarget into its list of targets. That way the interpreter can add
missing languages instead of duplicating that logic into BuildTarget for
the cython case.

1 files changed, 8 insertions, 4 deletions

diff --git a/unittests/allplatformstests.py b/unittests/allplatformstests.py
index 5a533a9..dd8fa66 100644
--- a/unittests/allplatformstests.py
+++ b/unittests/allplatformstests.py
@@ -3998,10 +3998,14 @@ class AllPlatformTests(BasePlatformTests):
         env = get_fake_env(testdir, self.builddir, self.prefix)
 
         def output_name(name, type_):
-            return type_(name=name, subdir=None, subproject=None,
-                         for_machine=MachineChoice.HOST, sources=[],
-                         structured_sources=None,
-                         objects=[], environment=env, kwargs={}).filename
+            target = type_(name=name, subdir=None, subproject=None,
+                           for_machine=MachineChoice.HOST, sources=[],
+                           structured_sources=None,
+                           objects=[], environment=env, compilers=env.coredata.compilers[MachineChoice.HOST],
+                           kwargs={})
+            target.process_compilers()
+            target.process_compilers_late([])
+            return target.filename
 
         shared_lib_name = lambda name: output_name(name, SharedLibrary)
         static_lib_name = lambda name: output_name(name, StaticLibrary)