diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | mpi-patches/shrink-mpi-int | 14 |
2 files changed, 12 insertions, 8 deletions
@@ -1,5 +1,11 @@ 2011-12-27 Kaz Kylheku <kaz@kylheku.com> + * mpi-patches/shrink-mpi-int (mpi_int): Fixed terrible bug in this + patch, resulting in an insufficient bit field width for representing + the allocation size of the MPI integer on 32 bit platforms. + +2011-12-27 Kaz Kylheku <kaz@kylheku.com> + * rand.c (make_state): Use ANSI C syntax for prototyped function of no arguments. This snuck through due to working with a C++ compiler. (random): Fixed unused variable warning that happens on 32-bit-pointer diff --git a/mpi-patches/shrink-mpi-int b/mpi-patches/shrink-mpi-int index b1b03aa9..bac2aafb 100644 --- a/mpi-patches/shrink-mpi-int +++ b/mpi-patches/shrink-mpi-int @@ -1,19 +1,17 @@ Index: mpi-1.8.6/mpi.h =================================================================== ---- mpi-1.8.6.orig/mpi.h 2011-12-13 09:35:31.000000000 -0800 -+++ mpi-1.8.6/mpi.h 2011-12-13 09:40:01.000000000 -0800 +--- mpi-1.8.6.orig/mpi.h 2011-12-27 14:01:24.628295000 -0800 ++++ mpi-1.8.6/mpi.h 2011-12-27 14:46:02.227842000 -0800 @@ -72,8 +72,13 @@ #define MAX_RADIX 64 typedef struct { -- mp_sign sign; /* sign of this quantity */ -- mp_size alloc; /* how many digits allocated */ +#if SIZEOF_INT >= SIZEOF_PTR -+ unsigned int sign : 1; /* sign of this quantity */ -+ unsigned int alloc : sizeof(int) - 1; /* how many digits allocated */ ++ unsigned int sign : 1; ++ unsigned int alloc : sizeof(int)*CHAR_BIT - 1; +#else -+ mp_sign sign; -+ mp_size alloc; + mp_sign sign; /* sign of this quantity */ + mp_size alloc; /* how many digits allocated */ +#endif mp_size used; /* how many digits used */ mp_digit *dp; /* the digits themselves */ |