1 files changed, 92 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/pr70117.c b/gcc/testsuite/gcc.target/powerpc/pr70117.c
new file mode 100644
index 00000000000..f1fdedb6c59
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr70117.c
@@ -0,0 +1,92 @@
+/* { dg-do run { target { powerpc*-*-linux* powerpc*-*-darwin* powerpc*-*-aix* rs6000-*-* } } } */
+/* { dg-options "-std=c99 -mlong-double-128 -O2" } */
+
+#include <float.h>
+
+union gl_long_double_union
+{
+  struct { double hi; double lo; } dd;
+  long double ld;
+};
+
+/* This is gnulib's LDBL_MAX which, being 107 bits in precision, is
+   slightly larger than gcc's 106 bit precision LDBL_MAX.  */
+volatile union gl_long_double_union gl_LDBL_MAX =
+  { { DBL_MAX, DBL_MAX / (double)134217728UL / (double)134217728UL } };
+
+volatile double min_denorm = 0x1p-1074;
+volatile double ld_low = 0x1p-969;
+volatile double dinf = 1.0/0.0;
+volatile double dnan = 0.0/0.0;
+
+int
+main (void)
+{
+  long double ld;
+
+  ld = gl_LDBL_MAX.ld;
+  if (__builtin_isinfl (ld))
+    __builtin_abort ();
+  ld = -gl_LDBL_MAX.ld;
+  if (__builtin_isinfl (ld))
+    __builtin_abort ();
+
+  ld = gl_LDBL_MAX.ld;
+  if (!__builtin_isfinite (ld))
+    __builtin_abort ();
+  ld = -gl_LDBL_MAX.ld;
+  if (!__builtin_isfinite (ld))
+    __builtin_abort ();
+
+  ld = ld_low;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -ld_low;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = -min_denorm;
+  ld += ld_low;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = min_denorm;
+  ld -= ld_low;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = 0.0;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -0.0;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = LDBL_MAX;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -LDBL_MAX;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = gl_LDBL_MAX.ld;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -gl_LDBL_MAX.ld;
+  if (!__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = dinf;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -dinf;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+
+  ld = dnan;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+  ld = -dnan;
+  if (__builtin_isnormal (ld))
+    __builtin_abort ();
+  return 0;
+}