https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98384
--- Comment #23 from David Edelsohn <dje at gcc dot gnu.org> --- The AIX failure is: printf_buffer= 1.4426950408889633870046509400708600880000000000000000000000000000000000000000000000000000000000000000 to_chars_buffer= 1.4426950408889633870046509400708600878715515136718750000000000000000000000000000000000000000000000000??/?P00001.4426950408889633870046509400708600880000000000000000000000000000000000000000000000000000000000000000 output_length= 102 ./long_double.cc:194: void test02(): Assertion '!memcmp(printf_buffer, to_chars_buffer, output_length)' failed.
