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Merged
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Feb 14, 2019
Merged

Don't reach into .mt directly #31063

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6 changes: 3 additions & 3 deletions base/reflection.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -967,10 +967,10 @@ function may_invoke_generator(method::Method, @nospecialize(atypes), sparams::Si
# For now, only handle the (common, generated by the frontend case) that the
# generator only has one method
isa(method.generator, Core.GeneratedFunctionStub) || return false
generator_mt = typeof(method.generator.gen).name.mt
length(generator_mt) == 1 || return false
gen_mthds = methods(method.generator.gen)
length(gen_mthds) == 1 || return false

generator_method = first(MethodList(generator_mt))
generator_method = first(gen_mthds)
nsparams = length(sparams)
isdefined(generator_method, :source) || return false
code = generator_method.source
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