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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/pr49712.c28
-rw-r--r--gcc/tree-ssa-loop-im.c1
4 files changed, 39 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7fb19da..2599e73 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/49712
+ * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
+
2011-07-11 Bernd Schmidt <bernds@codesourcery.com>
* genautomata.c (add_arc): Return void. All callers changed.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7d50bd1..88f61cc 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/49712
+ * gcc.c-torture/execute/pr49712.c: New test.
+
2011-07-11 Jason Merrill <jason@redhat.com>
PR c++/44609
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr49712.c b/gcc/testsuite/gcc.c-torture/execute/pr49712.c
new file mode 100644
index 0000000..b85887b
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr49712.c
@@ -0,0 +1,28 @@
+/* PR tree-optimization/49712 */
+
+int a[2], b, c, d, e;
+
+void
+foo (int x, int y)
+{
+}
+
+int
+bar (void)
+{
+ int i;
+ for (; d <= 0; d = 1)
+ for (i = 0; i < 4; i++)
+ for (e = 0; e; e = 1)
+ ;
+ return 0;
+}
+
+int
+main ()
+{
+ for (b = 0; b < 2; b++)
+ while (c)
+ foo (a[b] = 0, bar ());
+ return 0;
+}
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c
index 778edd4..3a5608e 100644
--- a/gcc/tree-ssa-loop-im.c
+++ b/gcc/tree-ssa-loop-im.c
@@ -1982,6 +1982,7 @@ gen_lsm_tmp_name (tree ref)
switch (TREE_CODE (ref))
{
case MEM_REF:
+ case TARGET_MEM_REF:
gen_lsm_tmp_name (TREE_OPERAND (ref, 0));
lsm_tmp_name_add ("_");
break;