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comparison src/default-octave-1-inttypes.patch @ 4159:c190f2cae988

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update patches for default-octave * src/default-octave-1-inttypes.patch: New file. Temporary patch until this issue is fixed in Octave sources. * src/default-octave-1-fixes.patch: Delete obsolete patch. * src/mingw-default-octave-1-msys-fixes.patch: Likewise.
author John W. Eaton <jwe@octave.org>
date Sat, 18 Jun 2016 18:49:15 -0400
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4158:35c9886e1f60 4159:c190f2cae988
1 diff -ur octave-4.1.0+.orig/liboctave/util/oct-inttypes.cc octave-4.1.0+/liboctave/util/oct-inttypes.cc
2 --- octave-4.1.0+.orig/liboctave/util/oct-inttypes.cc 2016-06-17 14:01:56.000000000 -0400
3 +++ octave-4.1.0+/liboctave/util/oct-inttypes.cc 2016-06-17 19:52:03.943017663 -0400
4 @@ -105,7 +105,31 @@
5
6 #if defined (OCTAVE_ENSURE_LONG_DOUBLE_OPERATIONS_ARE_NOT_TRUNCATED)
7
8 -#define DEFINE_OCTAVE_LONG_DOUBLE_CMP_OP_TEMPLATES(T) \
9 +typedef unsigned short fpucw_t; /* glibc calls this fpu_control_t */
10 +
11 +# define FPU_PC_MASK 0x0300
12 +# define FPU_PC_DOUBLE 0x200 /* glibc calls this _FPU_DOUBLE */
13 +# define FPU_PC_EXTENDED 0x300 /* glibc calls this _FPU_EXTENDED */
14 +
15 +# define GET_FPUCW() \
16 + ({ fpucw_t _cw; \
17 + __asm__ __volatile__ ("fnstcw %0" : "=m" (*&_cw)); \
18 + _cw; \
19 + })
20 +# define SET_FPUCW(word) \
21 + (void)({ fpucw_t _ncw = (word); \
22 + __asm__ __volatile__ ("fldcw %0" : : "m" (*&_ncw)); \
23 + })
24 +
25 +# define DECL_LONG_DOUBLE_ROUNDING \
26 + fpucw_t oldcw;
27 +# define BEGIN_LONG_DOUBLE_ROUNDING() \
28 + (void)(oldcw = GET_FPUCW (), \
29 + SET_FPUCW ((oldcw & ~FPU_PC_MASK) | FPU_PC_EXTENDED))
30 +# define END_LONG_DOUBLE_ROUNDING() \
31 + SET_FPUCW (oldcw)
32 +
33 +#define DEFINE_OCTAVE_LONG_DOUBLE_CMP_OP_TEMPLATES(T) \
34 template <typename xop> \
35 bool \
36 octave_int_cmp_op::external_mop (double x, T y) \