GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. OLD_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -mcpu=power10" AC_CACHE_CHECK([if the compiler supports -mcpu=power10], libc_cv_mcpu_power10, [ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ ]])], [libc_cv_mcpu_power10=yes], [libc_cv_mcpu_power10=no])]) LIBC_CONFIG_VAR([mcpu-power10], [$libc_cv_mcpu_power10]) AS_IF([[test "$libc_cv_mcpu_power10" == "yes"]],[ AC_DEFINE(USE_PPC64_MCPU_POWER10)]) CFLAGS="$OLD_CFLAGS"