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revision 1.875 by jhd, Sat Nov 29 11:36:54 2003 UTC revision 1.876 by JYavner, Sun Nov 30 07:33:32 2003 UTC
# Line 2012  such as `error'.  The brown splotches ar Line 2012  such as `error'.  The brown splotches ar
2012  to always evaluate to the same value, such as (setq x 14).  to always evaluate to the same value, such as (setq x 14).
2013    
2014  *** For difficult cases, you can add do-nothing macros to your code to help  *** For difficult cases, you can add do-nothing macros to your code to help
2015  out the test coverage tool.  The macro 1value suppresses a brown splotch for  out the test coverage tool.  The macro `noreturn' suppresses a red splotch.
2016  its argument.  The macro noreturn suppresses a red splotch.  It is an error if the argument to `noreturn' does return.  The macro 1value
2017    suppresses a brown splotch for its argument.  This macro is a no-op except
2018    during test-coverage -- then it signals an error if the argument actually
2019    returns differing values.
2020    
2021  +++  +++
2022  ** New function unsafep returns nil if the given Lisp form can't possibly  ** New function unsafep returns nil if the given Lisp form can't possibly

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