diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/x86/fpu/fix-fp-int-compare-invalid.h | 8 |
2 files changed, 11 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index 4448c3d791..265524f10a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2017-10-24 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/x86/fpu/fix-fp-int-compare-invalid.h + (FIX_COMPARE_INVALID): Define to 0 if [__GNUC_PREREQ (8, 0)]. + 2017-10-23 Adhemerval Zanella <adhemerval.zanella@linaro.org> * sysdeps/unix/sysv/linux/spawni.c (__spawnix): Use 0 instead of diff --git a/sysdeps/x86/fpu/fix-fp-int-compare-invalid.h b/sysdeps/x86/fpu/fix-fp-int-compare-invalid.h index bda247d51f..842c94587e 100644 --- a/sysdeps/x86/fpu/fix-fp-int-compare-invalid.h +++ b/sysdeps/x86/fpu/fix-fp-int-compare-invalid.h @@ -20,9 +20,13 @@ #ifndef FIX_FP_INT_COMPARE_INVALID_H #define FIX_FP_INT_COMPARE_INVALID_H 1 -/* As of GCC 5, both x87 and SSE comparisons use unordered comparison +/* Before GCC 8, both x87 and SSE comparisons use unordered comparison instructions when they should use ordered comparisons <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52451>. */ -#define FIX_COMPARE_INVALID 1 +#if __GNUC_PREREQ (8, 0) +# define FIX_COMPARE_INVALID 0 +#else +# define FIX_COMPARE_INVALID 1 +#endif #endif /* fix-fp-int-compare-invalid.h */ |