* doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122285 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bdec047..aa49b15 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-02-23  DJ Delorie  <dj@redhat.com>
+
+       * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
+
 2007-02-23  Mike Stump  <mrs@apple.com>
 
        * tlink.c (scan_linker_output): Parse linker messages from

diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index ad17909..4ebdcfb 100644 (file)
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -1068,7 +1068,9 @@ Alignment required for a function entry point, in bits.
 @end defmac
 
 @defmac BIGGEST_ALIGNMENT
-Biggest alignment that any data type can require on this machine, in bits.
+Biggest alignment that any data type can require on this machine, in
+bits.  Note that this is not the biggest alignment that is supported,
+just the biggest alignment that, when violated, may cause a fault.
 @end defmac
 
 @defmac MINIMUM_ATOMIC_ALIGNMENT