[PUSHED] s390: Fix arch15 machine string for binutils

[Stefan Schulze Frielinghaus]

gcc/ChangeLog:

        * config/s390/s390.cc: Fix arch15 machine string which must not
        be empty.
---
 gcc/config/s390/s390.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc
index 313f968c87e..86a5f059b85 100644
--- a/gcc/config/s390/s390.cc
+++ b/gcc/config/s390/s390.cc
@@ -342,7 +342,7 @@ const struct s390_processor processor_table[] =
   { "z14",    "arch12", PROCESSOR_3906_Z14,    &zEC12_cost,  12 },
   { "z15",    "arch13", PROCESSOR_8561_Z15,    &zEC12_cost,  13 },
   { "z16",    "arch14", PROCESSOR_3931_Z16,    &zEC12_cost,  14 },
-  { "arch15", "",       PROCESSOR_ARCH15,      &zEC12_cost,  15 },
+  { "arch15", "arch15", PROCESSOR_ARCH15,      &zEC12_cost,  15 },
   { "native", "",       PROCESSOR_NATIVE,      NULL,         0  }
 };
 
-- 
2.47.0