1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/20110913-1.c b/gcc/testsuite/gcc.c-torture/compile/20110913-1.c
new file mode 100644
index 000000000..e435a14b2
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/20110913-1.c
@@ -0,0 +1,26 @@
+struct ieee754_double {
+  double d;
+};
+extern const float __exp_deltatable[178];
+float __ieee754_expf (float x)
+{
+  static const float himark = 88.72283935546875;
+  static const float lomark = -103.972084045410;
+  if (__builtin_isless(x, himark) && __builtin_isgreater(x, lomark))
+    {
+      int tval;
+      double x22, t, result, dx;
+      float delta;
+      struct ieee754_double ex2_u;
+      dx -= t;
+      tval = (int) (t * 512.0);
+      if (t >= 0)
+	delta = - __exp_deltatable[tval];
+      else
+	delta = __exp_deltatable[-tval];
+      x22 = (0.5000000496709180453 * dx + 1.0000001192102037084) * dx + delta;
+      result = x22 * ex2_u.d + ex2_u.d;
+      return (float) result;
+    }
+  return x;
+}