Users may wish just use -mtune=native for performance tuning only.
Let's don't make trouble for its case.
gcc/
* config/mips/driver-native.cc (host_detect_local_cpu):
don't add nan2008 option for -mtune=native.
---
gcc/config/mips/driver-native.cc | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/gcc/config/mips/driver-native.cc b/gcc/config/mips/driver-native.cc
index 4ef48e14916..b8c37d69215 100644
--- a/gcc/config/mips/driver-native.cc
+++ b/gcc/config/mips/driver-native.cc
@@ -93,7 +93,8 @@ host_detect_local_cpu (int argc, const char **argv)
fallback_cpu:
#if defined (__mips_nan2008)
/* Put the ret to the end of list, since it may be NULL. */
- ret = reconcat (ret, " -mnan=2008 ", ret, NULL);
+ if (arch)
+ ret = reconcat (ret, " -mnan=2008 ", ret, NULL);
#endif
#ifdef HAVE_GETAUXVAL
--
2.39.2
