The following fixes reported fallout with -march=cascadelake.
Tested on x86_64-unknown-linux-gnu, pushed.
* gcc.dg/vect/fast-math-slp-38.c: Avoid epilogue vectorization.
---
gcc/testsuite/gcc.dg/vect/fast-math-slp-38.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/testsuite/gcc.dg/vect/fast-math-slp-38.c
b/gcc/testsuite/gcc.dg/vect/fast-math-slp-38.c
index 65ad9a78371..e7b37edea07 100644
--- a/gcc/testsuite/gcc.dg/vect/fast-math-slp-38.c
+++ b/gcc/testsuite/gcc.dg/vect/fast-math-slp-38.c
@@ -1,5 +1,5 @@
/* { dg-do compile } */
-/* { dg-additional-options "-ffast-math" } */
+/* { dg-additional-options "-ffast-math --param vect-epilogues-nomask=0" } */
/* { dg-require-effective-target vect_double } */
double self[1024];
--
2.51.0
