Commit 8f9c414718161f157f9970b3c97b977d0343093e
2011-10-15T13:20:29
vasnprintf: Optimize bit search operation. * lib/vasnprintf.c (divide): Use optimizations from integer_length.c. * m4/vasnprintf.m4 (gl_PREREQ_VASNPRINTF): Require gl_DOUBLE_EXPONENT_LOCATION. * modules/vasnprintf (Files): Add m4/exponentd.m4. * modules/unistdio/u8-vasnprintf (Files): Likewise. * modules/unistdio/u8-u8-vasnprintf (Files): Likewise. * modules/unistdio/u16-vasnprintf (Files): Likewise. * modules/unistdio/u16-u16-vasnprintf (Files): Likewise. * modules/unistdio/u32-vasnprintf (Files): Likewise. * modules/unistdio/u32-u32-vasnprintf (Files): Likewise. * modules/unistdio/ulc-vasnprintf (Files): Likewise. * m4/isnand.m4 (gl_PREREQ_ISNAND): Use AC_REQUIRE.