Rollup merge of #32964 - tshepang:comma, r=GuillaumeGomez

doc: add missing comma
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Manish Goregaokar 2016-04-16 01:16:44 +05:30
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@ -292,7 +292,7 @@ E0072: r##"
When defining a recursive struct or enum, any use of the type being defined
from inside the definition must occur behind a pointer (like `Box` or `&`).
This is because structs and enums must have a well-defined size, and without
the pointer the size of the type would need to be unbounded.
the pointer, the size of the type would need to be unbounded.
Consider the following erroneous definition of a type for a list of bytes: