Hi,
On 11/27/2013 03:14 PM, Rainer Orth wrote:
hypergeometric_pdf is defined in testsuite/util/testsuite_random.h
inside _GLIBCXX_USE_C99_MATH_TR1, but used unconditionally. Fixed which
the following patch which allows the test to compile and pass on
i386-pc-solaris2.9. On i386-pc-solaris2.11, it FAILs with an Arithmetic
exception, as it did before the patch:
Program received signal SIGFPE, Arithmetic exception.
[Switching to Thread 1 (LWP 1)]
0x080542ba in std::generate_canonical<unsigned int, 32u,
std::mersenne_twister_engine<unsigned int, 32u, 624u, 397u, 31u, 2567483615u, 11u,
4294967295u, 7u, 2636928640u, 15u, 4022730752u, 18u, 1812433253u> > (__urng=...)
at
/var/gcc/regression/trunk/11-gcc/build/i386-pc-solaris2.11/libstdc++-v3/include/bits/random.tcc:3480
3480 return __sum / __tmp;
__tmp is 0 here.
Ok for mainline?
Please use // { dg-require-cmath "" } instead.
Thanks,
Paolo.
