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authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>2009-07-10 11:45:40 +0000
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>2009-07-10 11:45:40 +0000
commitb34a77f79498e51e457a77c05ddc6d598e20d812 (patch)
treeeec3d64e39a28b6deed071242b6536ae53c208b7 /gcc/testsuite
parent7b31b35795d57fa5a42ef990a5208685cb6253fe (diff)
downloadgcc-b34a77f79498e51e457a77c05ddc6d598e20d812.tar.gz
2009-07-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40496 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create the PHI result with a compatible type. * g++.dg/opt/pr40496.C: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@149469 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite')
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/opt/pr40496.C18
2 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 651afbf6435..4cb33062864 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40496
+ * g++.dg/opt/pr40496.C: New testcase.
+
2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 25509
diff --git a/gcc/testsuite/g++.dg/opt/pr40496.C b/gcc/testsuite/g++.dg/opt/pr40496.C
new file mode 100644
index 00000000000..b0eaebf702f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/pr40496.C
@@ -0,0 +1,18 @@
+// { dg-do compile }
+// { dg-options "-O2 -fprefetch-loop-arrays -msse2" { target i?86-*-* x86_64-*-* } }
+
+struct DOMStringHandle
+{
+ unsigned int fLength;
+ int fRefCount;
+};
+static void *freeListPtr;
+void foo(DOMStringHandle *dsg)
+{
+ int i;
+ for (i = 1; i < 1023; i++)
+ {
+ *(void **) &dsg[i] = freeListPtr;
+ freeListPtr = &dsg[i];
+ }
+}