diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1311bf2b5f2d..57b8e5482012 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-07-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/66824
+	* gcc.target/i386/pr66824.c:
+
 2015-07-17  Andre Vehreschild  <vehre@gcc.gnu.org>
 
 	PR fortran/66035
diff --git a/gcc/testsuite/gcc.target/i386/pr66824.c b/gcc/testsuite/gcc.target/i386/pr66824.c
new file mode 100644
index 000000000000..3511e4ca87b4
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr66824.c
@@ -0,0 +1,29 @@
+/* { dg-do compile { target ia32 } } */
+/* { dg-options "-O2 -mno-sse -mno-mmx -mno-80387" } */
+/* { dg-final { scan-assembler-not "\.LC\[0-9\]" } } */
+
+double foo (float);
+
+double
+f1 (void)
+{
+  return foo (1.0);
+}
+
+double
+f2 (void)
+{
+  return foo (0.0);
+}
+
+void
+f3 (float *x, float t)
+{
+  *x = 0.0 + t;
+}
+
+float
+f4 (void)
+{
+  return 1.0;
+}