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author | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-08-29 19:44:39 +0000 |
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committer | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-08-29 19:44:39 +0000 |
commit | cdf83f5010e0b4bf70be2c198150960526dcaecf (patch) | |
tree | a98b2cba906e8a0acc71312289e076cf6ba9e088 /include/ansidecl.h | |
parent | a962362e39411a26265d067b69c2413d91675daa (diff) | |
download | gcc-cdf83f5010e0b4bf70be2c198150960526dcaecf.tar.gz |
* ansidecl.h: Update comments reflecting previous change.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45275 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'include/ansidecl.h')
-rw-r--r-- | include/ansidecl.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/ansidecl.h b/include/ansidecl.h index 4c63fa66e49..9a7c5777ff2 100644 --- a/include/ansidecl.h +++ b/include/ansidecl.h @@ -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 |