1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr24820.c b/gcc/testsuite/gcc.dg/pr24820.c
new file mode 100644
index 000000000..0482ca321
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr24820.c
@@ -0,0 +1,12 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -ffast-math" } */
+
+double floor (double);
+double bar (double sum)
+{
+  int i;
+  for (i = 0; i < 256; i++)
+   sum += floor (0.5 + (i - 128));
+  return sum;
+}
+