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fix nothrow check for get_binding_type #44229

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merged 1 commit into from
Feb 18, 2022
Merged

fix nothrow check for get_binding_type #44229

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3 changes: 2 additions & 1 deletion base/compiler/tfuncs.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -1705,7 +1705,8 @@ function _builtin_nothrow(@nospecialize(f), argtypes::Array{Any,1}, @nospecializ
end
return false
elseif f === Core.get_binding_type
return length(argtypes) == 2
length(argtypes) == 2 || return false
return argtypes[1] ⊑ Module && argtypes[2] ⊑ Symbol
elseif f === donotdelete
return true
end
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2 changes: 2 additions & 0 deletions test/compiler/inference.jl
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Expand Up @@ -4028,3 +4028,5 @@ function f_boundscheck_elim(n)
ntuple(x->(@inbounds getfield(sin, x)), n)
end
@test Tuple{} <: code_typed(f_boundscheck_elim, Tuple{Int})[1][2]

@test !Core.Compiler.builtin_nothrow(Core.get_binding_type, Any[Rational{Int}, Core.Const(:foo)], Any)