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authorEric Botcazou <ebotcazou@adacore.com>2010-01-31 20:00:54 +0000
committerEric Botcazou <ebotcazou@gcc.gnu.org>2010-01-31 20:00:54 +0000
commit355b1741d9529b17183d99b21ca692769d049c64 (patch)
tree1cee29e6362aba74823927cd0810cc48b4415d29 /gcc
parent44f89620d9ecac3995e3cb7484221ce83f44a2b0 (diff)
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re PR middle-end/42898 (volatile structures and compound literal initializers)
PR middle-end/42898 * gcc.dg/torture/pr42898-2.c: New test. From-SVN: r156414
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gcc.dg/torture/pr42898-2.c25
2 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2373079..482f196 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-31 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/42898
+ * gcc.dg/torture/pr42898-2.c: New test.
+
2010-01-31 Richard Guenther <rguenther@suse.de>
PR middle-end/42898
diff --git a/gcc/testsuite/gcc.dg/torture/pr42898-2.c b/gcc/testsuite/gcc.dg/torture/pr42898-2.c
new file mode 100644
index 0000000..f90a85e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr42898-2.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-fdump-tree-optimized" } */
+
+struct hardware {
+ int parm1:8;
+ int :4;
+ int parm2:4;
+ int parm3:15;
+ int parm4:1;
+};
+
+const struct hardware h = {
+ .parm1=42,
+ .parm2=13,
+ .parm3=11850,
+ .parm4=1,
+};
+
+void f1(volatile struct hardware *ptr)
+{
+ *ptr = h;
+}
+
+/* { dg-final { scan-tree-dump-times "\\*ptr" 1 "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */