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authorRichard Guenther <rguenther@suse.de>2011-08-26 14:02:28 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2011-08-26 14:02:28 +0000
commit315036fe5403bf7fe49b4f569b645369c7989aac (patch)
tree5dd57782f566e8d871e53851d79b06fb202b7614 /gcc
parent3e0694cf755bb43b5abb00924f5b1900fa76e19f (diff)
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varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
2011-08-26 Richard Guenther <rguenther@suse.de> * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF]. From-SVN: r178107
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/varasm.c6
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9412f49..28c9d2f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2011-08-26 Richard Guenther <rguenther@suse.de>
+
+ * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
+
2011-08-26 Zdenek Dvorak <ook@ucw.cz>
Tom de Vries <tom@codesourcery.com>
diff --git a/gcc/varasm.c b/gcc/varasm.c
index a612888..e83bebb 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -2592,6 +2592,12 @@ decode_addr_const (tree exp, struct addr_const *value)
* tree_low_cst (TREE_OPERAND (target, 1), 0));
target = TREE_OPERAND (target, 0);
}
+ else if (TREE_CODE (target) == MEM_REF
+ && TREE_CODE (TREE_OPERAND (target, 0)) == ADDR_EXPR)
+ {
+ offset += mem_ref_offset (target).low;
+ target = TREE_OPERAND (TREE_OPERAND (target, 0), 0);
+ }
else if (TREE_CODE (target) == INDIRECT_REF
&& TREE_CODE (TREE_OPERAND (target, 0)) == NOP_EXPR
&& TREE_CODE (TREE_OPERAND (TREE_OPERAND (target, 0), 0))