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diff gcc/testsuite/gcc.dg/builtins-52.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/builtins-52.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,23 @@
+/* { dg-do link } */
+/* { dg-options "-O -ffast-math" } */
+
+extern void link_error(void);
+
+void test(double x, int n)
+{
+  if (__builtin_powi(x,-1.0) != 1.0/x)
+    link_error ();
+  if (__builtin_powi(x,0.0) != 1.0)
+    link_error ();
+  if (__builtin_powi(x,1.0) != x)
+    link_error ();
+  if (__builtin_powi(1.0,n) != 1.0)
+    link_error ();
+}
+
+int main()
+{
+  test(7.3, 2);
+  return 0;
+}
+