Lower the precedence of expressions containing outer attrs #1785
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---- test_fixup stdout ----
thread 'test_fixup' panicked at tests/test_expr.rs:716:9:
original: (# [attr] thing) . field
reconstructed: # [attr] thing . field
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thing.fielddoes not need parentheses aroundthing, but(#[attr] thing).fielddoes. So the presence of outer attributes is relevant to the effective precedence of a subexpression.