From: Eric Botcazou <ebotcazou@adacore.com>
Date: Tue, 8 Apr 2008 10:34:15 +0000 (+0000)
Subject: decl.c (adjust_packed): Expand comment.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=373140ef746ba530ad7d3ff56c9e6aea4aacdf0f;p=gcc.git

decl.c (adjust_packed): Expand comment.

	* decl.c (adjust_packed): Expand comment.

From-SVN: r134091
---

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 18cbd4af108..7dc5d0fd39d 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2008-04-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* decl.c (adjust_packed): Expand comment.
+
 2008-04-08  Arnaud Charlet  <charlet@adacore.com>
 
 	* s-tasuti.ads: Use Task_Address instead of System.Address.
diff --git a/gcc/ada/decl.c b/gcc/ada/decl.c
index c45492f34da..2d4742dd06b 100644
--- a/gcc/ada/decl.c
+++ b/gcc/ada/decl.c
@@ -5807,7 +5807,9 @@ static int
 adjust_packed (tree field_type, tree record_type, int packed)
 {
   /* If the field contains an item of variable size, we cannot pack it
-     because we cannot create temporaries of non-fixed size.  */
+     because we cannot create temporaries of non-fixed size in case
+     we need to take the address of the field.  See addressable_p and
+     the notes on the addressability issues for further details.  */
   if (is_variable_size (field_type))
     return 0;