re PR target/40797 (ICE in df_refs_verify, at df-scan.c:4361)

	PR target/40797
	* gcc.c-torture/compile/pr40797.c: New.

From-SVN: r196590

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index bdc4b9c3cf4b1cd4f518808b4858c95bef3e8194..e589f973a516ce022df59b2cf5b471d028f46ac0 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2013-03-11  Oleg Endo  <olegendo@gcc.gnu.org>
+
+       PR target/40797
+       * gcc.c-torture/compile/pr40797.c: New.
+
 2013-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
        * gcc.dg/pr44194-1.c: Skip compilation on hppa*64*-*-*.

diff --git a/gcc/testsuite/gcc.c-torture/compile/pr40797.c b/gcc/testsuite/gcc.c-torture/compile/pr40797.c
new file mode 100644 (file)
index 0000000..001d1b5
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr40797.c
@@ -0,0 +1,16 @@
+typedef struct str { short x, y;} S;
+
+static short
+bar (short ch, short sl, short sr, short tl, short tr)
+{
+  return 0;
+}
+
+void
+foo (short ch, S *pi, short nc, S *po)
+{
+  short clo, chi, lo, hi;
+
+  po->x = bar (ch, clo, chi, pi[lo].x, pi[hi].x);
+  po->y = bar (ch, clo, chi, pi[lo].y, pi[hi].y);
+}