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merge from gcc

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DJ Delorie 2001-08-29 20:03:08 +00:00
parent 8ad2fcde8d
commit f2e55dc2f4
2 changed files with 11 additions and 5 deletions
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include/ChangeLog
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@ -1,3 +1,7 @@
2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ansidecl.h: Update comments reflecting previous change.
2001-08-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ansidecl.h (VA_OPEN, VA_CLOSE): Allow multiple uses.

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include/ansidecl.h
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@ -93,11 +93,13 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
You can declare variables either before or after the VA_OPEN,
VA_FIXEDARG sequence. You can _not_ put statements before VA_OPEN.
Also, VA_OPEN and VA_CLOSE are the beginning and end of a block.
They must appear at the same nesting level, and any variables
declared after VA_OPEN go out of scope at VA_CLOSE. Unfortunately,
with a K+R compiler, that includes the argument list.
VA_FIXEDARG sequence. Also, VA_OPEN and VA_CLOSE are the beginning
and end of a block. They must appear at the same nesting level,
and any variables declared after VA_OPEN go out of scope at
VA_CLOSE. Unfortunately, with a K+R compiler, that includes the
argument list. You can have multiple instances of VA_OPEN/VA_CLOSE
pairs in a single function in case you need to traverse the
argument list more than once.
For ease of writing code which uses GCC extensions but needs to be
portable to other compilers, we provide the GCC_VERSION macro that