fix powerpc setjmp/longjmp to save/restore float regs; enlarge/align jmp_buf

[musl] / src / fenv / feholdexcept.c

#include <fenv.h>

int feholdexcept(fenv_t *envp)
{
        fegetenv(envp);
        feclearexcept(FE_ALL_EXCEPT);
        return 0;
}