Apply type depth limit to :new results

Should fix #14009.
JuliaLang · Nov 19, 2015 · d2b4809 · d2b4809
1 parent 4bc24d1
commit d2b4809
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/base/inference.jl b/base/inference.jl
@@ -1078,7 +1078,7 @@ function abstract_eval(e::ANY, vtypes, sv::StaticVarInfo)
     elseif is(e.head,:new)
         t = abstract_eval(e.args[1], vtypes, sv)
         if isType(t)
-            t = t.parameters[1]
+            t = limit_type_depth(t.parameters[1], 0, true, Any[])
         else
             t = Any
         end

diff --git a/test/core.jl b/test/core.jl
@@ -3499,3 +3499,10 @@ let
     finalize(obj)
     @test finalized == 1
 end
+
+# non-terminating inference, issue #14009
+type A14009{T}
+end
+A14009{T}(a::T) = A14009{T}()
+f14009(a) = ? ? f14009(A14009(a)) : a
+code_typed(f14009, (Int,))