===================================================================
@@ -0,0 +1,41 @@
+/* { dg-do compile } */
+/* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */
+/* { dg-require-effective-target powerpc_vsx_ok } */
+/* { dg-options "-O3 -mcpu=power7" } */
+
+/* Cut down example from s_scalbnl that aborted on 32-bit when the fix for
+ 48053 went in to allow creating DImode 0's in VSX registers. */
+
+typedef union
+{
+ long double value;
+ struct
+ {
+ unsigned long long msw;
+ unsigned long long lsw;
+ } parts64;
+ struct
+ {
+ unsigned int w0, w1, w2, w3;
+ } parts32;
+} ieee854_long_double_shape_type;
+
+static const long double twolm54 = 5.55111512312578270212e-17;
+
+long double foo (long double x, int n)
+{
+ long long k, hx, lx;
+ ieee854_long_double_shape_type qw_u;
+
+ qw_u.value = x;
+ hx = qw_u.parts64.msw;
+ lx = qw_u.parts64.lsw;
+
+ k = ((hx >> 52) & 0x7ff) + n + 54;
+
+ qw_u.parts64.msw = ((hx & 0x800fffffffffffffULL) | (k << 52));
+ qw_u.parts64.lsw = lx;
+ x = qw_u.value;
+
+ return x*twolm54;
+}