GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/powerpc/powerpc32. # See whether gas has R_PPC_REL16 relocs. AC_CACHE_CHECK(for R_PPC_REL16 gas support, libc_cv_ppc_rel16, [dnl cat > conftest.s <<\EOF .text addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha EOF if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then libc_cv_ppc_rel16=yes else libc_cv_ppc_rel16=no fi rm -f conftest*]) if test $libc_cv_ppc_rel16 = yes; then AC_DEFINE(HAVE_ASM_PPC_REL16) fi # See whether GCC uses -msecure-plt. AC_CACHE_CHECK(for -msecure-plt by default, libc_cv_ppc_secure_plt, [dnl echo 'int foo (void) { extern int bar; return bar; }' > conftest.c libc_cv_ppc_secure_plt=no if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&AS_MESSAGE_LOG_FD); then if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then libc_cv_ppc_secure_plt=yes fi fi rm -rf conftest*]) if test $libc_cv_ppc_secure_plt = yes; then AC_DEFINE(HAVE_PPC_SECURE_PLT) fi