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[Gcl-devel] hppa floating point error
From: |
Camm Maguire |
Subject: |
[Gcl-devel] hppa floating point error |
Date: |
Mon, 24 Mar 2014 16:22:32 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.4 (gnu/linux) |
Greetings! I believe exp(-4.3682654441477153e+19) should return 0.0.
=============================================================================
Breakpoint 1, number_exp (x=0xee2e90) at num_sfun.c:58
58 switch (type_of(x)) {
(gdb) n
69 return(make_longfloat(exp(lf(x))));
(gdb) s
__GI___exp (x=-4.3682654441477153e+19) at ../sysdeps/ieee754/dbl-64/w_exp.c:26
26 ../sysdeps/ieee754/dbl-64/w_exp.c: No such file or directory.
(gdb) fin
Run till exit from #0 __GI___exp (x=-4.3682654441477153e+19)
at ../sysdeps/ieee754/dbl-64/w_exp.c:26
0x001b3d7c in number_exp (x=0xee2e90) at num_sfun.c:69
69 return(make_longfloat(exp(lf(x))));
Value returned is $9 = 1e-300
=============================================================================
Take care,
--
Camm Maguire address@hidden
==========================================================================
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