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fix(library/type_context): incorrect context being used when tracing type classes resolution

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This commit is contained in:
Leonardo de Moura 2016-09-25 12:52:58 -07:00
parent 5f2f56421a
commit c11bcdc2fd
1 changed files with 3 additions and 1 deletions
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4
src/library/type_context.cpp
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@ -2690,7 +2690,9 @@ struct instance_synthesizer {
r = mk_app(r, new_arg);
type = instantiate(binding_body(type), new_arg);
}
lean_trace_plain("class_instances", trace(e.m_depth, mk_app(mvar, locals.as_buffer()), mvar_type, r););
lean_trace_plain("class_instances",
scope_trace_env scope(m_ctx.env(), m_ctx);
trace(e.m_depth, mk_app(mvar, locals.as_buffer()), mvar_type, r););
if (!m_ctx.is_def_eq(mvar_type, type)) {
return false;
}