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Diffstat (limited to 'src/engine/SCons/Environment.py')
| -rw-r--r-- | src/engine/SCons/Environment.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/engine/SCons/Environment.py b/src/engine/SCons/Environment.py index f6ba969..f840dfc 100644 --- a/src/engine/SCons/Environment.py +++ b/src/engine/SCons/Environment.py @@ -152,6 +152,9 @@ def _set_BUILDERS(env, key, value): except KeyError: bd = BuilderDict(kwbd, env) env._dict[key] = bd + for k, v in value.items(): + if not SCons.Builder.is_a_Builder(v): + raise SCons.Errors.UserError('%s is not a Builder.' % repr(v)) bd.update(value) def _del_SCANNERS(env, key): |