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[Bug math/19280] [2.22 Regression] gfortran.dg/bessel_6.f90
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Thu, 07 Jan 2016 15:33:33 +0000
- Subject: [Bug math/19280] [2.22 Regression] gfortran.dg/bessel_6.f90
- Auto-submitted: auto-generated
- References: <bug-19280-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=19280
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |NEW
--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> ---
commit 09220e66346dc111ee5b1c5d5bc346f4ca22872e
Author: Joseph Myers <joseph@codesourcery.com>
Date: Thu Feb 26 21:49:19 2015 +0000
Avoid uninitialized warnings in Bessel functions.
changes the precision of
---
#include <math.h>
#include <stdio.h>
int main() {
float X = 475.78;
int n = 30;
float res = jnf( n, X);
printf("res = %e\n", res);
return 0;
}
---
When glibc is compiled with GCC 5.3 using -O3, the result changes
from
res = 3.962675e-04
to
res = 3.962656e-04
which causes abort in bessel_6.f90.
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