Alexandre Oliva <ol...@adacore.com> writes:
> Explicitly disable some vxworks-missing features in the testsuite, that
> the current feature tests detect as present.
>
> Regstrapped on x86_64-linux-gnu, and tested with -x-arm-wrs-vxworks7r2.
> Ok to install?
>
>
> from Olivier Hainque <hain...@adacore.com>
> for gcc/testsuite/ChangeLog
>
> * lib/target-supports.exp (check_weak_available,
> check_fork_available, check_effective_target_lto,
> check_effective_target_mempcpy): Add vxworks filters.
This comes under Olivier's maintainership, but LGTM.
Richard
> ---
> gcc/testsuite/lib/target-supports.exp | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/gcc/testsuite/lib/target-supports.exp
> b/gcc/testsuite/lib/target-supports.exp
> index 11343d0192fcb..6b1d13b105da7 100644
> --- a/gcc/testsuite/lib/target-supports.exp
> +++ b/gcc/testsuite/lib/target-supports.exp
> @@ -326,6 +326,12 @@ proc check_weak_available { } {
> return 0
> }
>
> + # VxWorks hardly supports it (vx7 RTPs only)
> +
> + if { [istarget *-*-vxworks*] } {
> + return 0
> + }
> +
> # ELF and ECOFF support it. a.out does with gas/gld but may also with
> # other linkers, so we should try it
>
> @@ -2606,6 +2612,11 @@ proc check_function_available { function } {
> # Returns true iff "fork" is available on the target system.
>
> proc check_fork_available {} {
> + if { [istarget *-*-vxworks*] } {
> + # VxWorks doesn't have fork but our way to test can't
> + # tell as we're doing partial links for kernel modules.
> + return 0
> + }
> return [check_function_available "fork"]
> }
>
> @@ -9295,6 +9306,11 @@ proc check_effective_target_gld { } {
> # (LTO) support.
>
> proc check_effective_target_lto { } {
> + if { [istarget *-*-vxworks*] } {
> + # No LTO on VxWorks, with kernel modules
> + # built with partial links
> + return 0
> + }
> if { [istarget nvptx-*-*]
> || [istarget amdgcn-*-*] } {
> return 0;
> @@ -9514,6 +9530,11 @@ proc check_effective_target_run_expensive_tests { } {
> # Returns 1 if "mempcpy" is available on the target system.
>
> proc check_effective_target_mempcpy {} {
> + if { [istarget *-*-vxworks*] } {
> + # VxWorks doesn't have mempcpy but our way to test fails
> + # to detect as we're doing partial links for kernel modules.
> + return 0
> + }
> return [check_function_available "mempcpy"]
> }
