From: Richard Sandiford <rsandifo@nildram.co.uk>
Date: Sat, 5 Jan 2008 16:47:50 +0000 (+0000)
Subject: mips.c (mips_in_small_data_p): Reinstate size > 0 check.
X-Git-Tag: releases/gcc-4.3.0~742
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a4430a6f9c0339813e1ba3031e9d86257361ac9;p=thirdparty%2Fgcc.git

mips.c (mips_in_small_data_p): Reinstate size > 0 check.

gcc/
	* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.

From-SVN: r131339
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 49d0a96a3957..570f269b6257 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
+
+	* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
+
 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/34618
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index b81029e967a2..1aa907a2bcf0 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -6677,8 +6677,10 @@ mips_in_small_data_p (const_tree decl)
 	return false;
     }
 
+  /* We have traditionally not treated zero-sized objects as small data,
+     so this is now effectively part of the ABI.  */
   size = int_size_in_bytes (TREE_TYPE (decl));
-  return size <= mips_small_data_threshold;
+  return size > 0 && size <= mips_small_data_threshold;
 }
 
 /* Implement TARGET_USE_ANCHORS_FOR_SYMBOL_P.  We don't want to use