completely initialize SystemError (JuliaLang#44192)

LilithHafner · Feb 22, 2022 · ed738a9 · ed738a9
1 parent 0dbd537
commit ed738a9
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/base/io.jl b/base/io.jl
@@ -20,7 +20,7 @@ struct SystemError <: Exception
     extrainfo
     SystemError(p::AbstractString, e::Integer, extrainfo) = new(p, e, extrainfo)
     SystemError(p::AbstractString, e::Integer) = new(p, e, nothing)
-    SystemError(p::AbstractString) = new(p, Libc.errno())
+    SystemError(p::AbstractString) = new(p, Libc.errno(), nothing)
 end
 
 lock(::IO) = nothing

diff --git a/test/error.jl b/test/error.jl
@@ -81,3 +81,8 @@ end
     # non-Functions
     @test retry(Float64)(1) === 1.0
 end
+
+@testset "SystemError initialization" begin
+    e = SystemError("fail")
+    @test e.extrainfo === nothing
+end