diff options
Diffstat (limited to 'sysdeps/arm/configure')
| -rw-r--r-- | sysdeps/arm/configure | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/arm/configure b/sysdeps/arm/configure index d79ef76..953ef44 100644 --- a/sysdeps/arm/configure +++ b/sysdeps/arm/configure @@ -203,3 +203,39 @@ else config_vars="$config_vars default-abi = soft" fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the build tools support the GNU descriptor TLS scheme" >&5 +$as_echo_n "checking whether the build tools support the GNU descriptor TLS scheme... " >&6; } +if ${libc_cv_arm_tls_desc+:} false; then : + $as_echo_n "(cached) " >&6 +else + old_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -mtls-dialect=gnu2" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +asm (".word\tfoo(tlsdesc)"); +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + libc_cv_arm_tls_desc=yes +else + libc_cv_arm_tls_desc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS="$old_CFLAGS" +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_arm_tls_desc" >&5 +$as_echo "$libc_cv_arm_tls_desc" >&6; } +if test $libc_cv_arm_tls_desc = yes; then + config_vars="$config_vars +have-arm-tls-desc = yes" +else + config_vars="$config_vars +have-arm-tls-desc = no" +fi |