re PR middle-end/44809 (Mozilla build fails in gimplification.)

2010-07-04  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44809
	* gimplify.c (gimplify_expr): Properly build a MEM_REF instead
	of an INDIRECT_REF.

	* g++.dg/torture/pr44809.C: New testcase.

From-SVN: r161803

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3d976e541cb7ee1cbd06e2fe8dc73f0764f9b2b6..c47f4cb3f168253628e25e915b7d4fce334086ed 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-07-04  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/44809
+       * gimplify.c (gimplify_expr): Properly build a MEM_REF instead
+       of an INDIRECT_REF.
+
 2010-07-04  Richard Guenther  <rguenther@suse.de>
 
        PR tree-optimization/44479

diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 9eb8fa70d3e7924adf725735e421bcd6c737cab2..02d0bb0ac262dc50cf21dbbb65beffe1e8f679a6 100644 (file)
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -7416,7 +7416,7 @@ gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p,
         that temporary.  */
       tmp = build_fold_addr_expr_loc (input_location, *expr_p);
       gimplify_expr (&tmp, pre_p, post_p, is_gimple_reg, fb_rvalue);
-      *expr_p = build1 (INDIRECT_REF, TREE_TYPE (TREE_TYPE (tmp)), tmp);
+      *expr_p = build_simple_mem_ref (tmp);
     }
   else if ((fallback & fb_rvalue) && is_gimple_reg_rhs_or_call (*expr_p))
     {

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fe74d60b4eaea39270a5e114b90802986570b116..bafaa7e171290e291c723bc94931dbf71902f757 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-07-04  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/44809
+       * g++.dg/torture/pr44809.C: New testcase.
+
 2010-07-04  Richard Guenther  <rguenther@suse.de>
 
        PR tree-optimization/44656

diff --git a/gcc/testsuite/g++.dg/torture/pr44809.C b/gcc/testsuite/g++.dg/torture/pr44809.C
new file mode 100644 (file)
index 0000000..b6615f2
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr44809.C
@@ -0,0 +1,6 @@
+// { dg-do compile }
+unsigned int mEvictionRank[(1 << 5)];
+void Unswap(int i)
+{ 
+  mEvictionRank[i] = ({ unsigned int __v = i; __v; });
+}