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| author | Stefan Liebler <stli@linux.ibm.com> | 2019-11-06 08:07:40 +0100 |
|---|---|---|
| committer | Stefan Liebler <stli@linux.ibm.com> | 2019-11-06 08:07:40 +0100 |
| commit | 64bca76f42a82e6a9ea2b0166deab7aa2b7efbea (patch) | |
| tree | fe6cd7161c0c2661033f8ce2b54e84e69c90f266 /sysdeps/s390/fpu | |
| parent | f2e30cc0f89f348a154c5c09d21a1de561c7b2f8 (diff) | |
| download | glibc-64bca76f42a82e6a9ea2b0166deab7aa2b7efbea.tar.gz glibc-64bca76f42a82e6a9ea2b0166deab7aa2b7efbea.tar.xz glibc-64bca76f42a82e6a9ea2b0166deab7aa2b7efbea.zip | |
S390: Fp comparison are now raising FE_INVALID with gcc 10.
The s390 gcc bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77918 "S390: Floating point comparisons don't raise invalid for unordered operands." is fixed with gcc 10. Thus we conditionally set FIX_COMPARE_INVALID to 0 or 1.
Diffstat (limited to 'sysdeps/s390/fpu')
| -rw-r--r-- | sysdeps/s390/fpu/fix-fp-int-compare-invalid.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sysdeps/s390/fpu/fix-fp-int-compare-invalid.h b/sysdeps/s390/fpu/fix-fp-int-compare-invalid.h index dc2450cf83..440b3d0036 100644 --- a/sysdeps/s390/fpu/fix-fp-int-compare-invalid.h +++ b/sysdeps/s390/fpu/fix-fp-int-compare-invalid.h @@ -27,10 +27,12 @@ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77918>. There exists an equivalent gcc bugzilla for Intel: <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52451>. - Once the s390 gcc bug is fixed, the definition of FIX_COMPARE_INVALID - should have a __GNUC_PREREQ conditional added so that e.g. the workaround - to call feraiseexcept (FE_INVALID) in math/s_iseqsig_template.c can be - avoided. */ -#define FIX_COMPARE_INVALID 1 + This s390 gcc bug is fixed with gcc 10, thus we don't need the workaround + to call feraiseexcept (FE_INVALID) in math/s_iseqsig_template.c. */ +#if __GNUC_PREREQ (10, 0) +# define FIX_COMPARE_INVALID 0 +#else +# define FIX_COMPARE_INVALID 1 +#endif #endif /* fix-fp-int-compare-invalid.h */ |