diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr60655-2.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr60655-2.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr60655-2.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr60655-2.c new file mode 100644 index 000000000..f33db643f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr60655-2.c @@ -0,0 +1,30 @@ + +typedef unsigned char unit; +typedef unit *unitptr; +extern short global_precision; +typedef __SIZE_TYPE__ size_t; +extern void *memcpy (void *dest, const void *src, size_t n); + +short mp_compare(const unit* r1, const unit* r2) +{ + register short precision; + precision = global_precision; + (r1) = ((r1)+(precision)-1); + (r2) = ((r2)+(precision)-1); + do + { if (*r1 < *r2) + return(-1); + if (*((r1)--) > *((r2)--)) + return(1); + } while (--precision); +} + +static unit modulus[((1280+(2*8))/8)]; +static unit d_data[((1280+(2*8))/8)*2]; + +int upton_modmult (unitptr prod, unitptr multiplicand, unitptr multiplier) +{ + unitptr d = d_data; + while (mp_compare(d,modulus) > 0) + memcpy((void*)(prod), (const void*)(d), (global_precision)); +} |