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* [gcc(refs/users/aoliva/heads/testme)] libstdc++: xfail experimental/net tests on rtems
@ 2022-06-27 9:33 Alexandre Oliva
0 siblings, 0 replies; only message in thread
From: Alexandre Oliva @ 2022-06-27 9:33 UTC (permalink / raw)
To: gcc-cvs, libstdc++-cvs
https://gcc.gnu.org/g:7da2378aaa5638d89b8404841cfafdc1cbc027e9
commit 7da2378aaa5638d89b8404841cfafdc1cbc027e9
Author: Alexandre Oliva <oliva@adacore.com>
Date: Mon Jun 27 05:30:44 2022 -0300
libstdc++: xfail experimental/net tests on rtems
Some net/timer/waitable tests fail on rtems because poll() is not
available.
The above, as well as net/internet/resolver/ops tests and
net/timer/waitable/cons.cc, will fail early at runtime unless mkfifo
is enabled in the RTEMS configuration, because the io_context ctor
throws when pipe() fails.
However, even enabling pipes and adjusting the net_ts link command to
use --gc-sections for -lbsd as recommended, both
net/internet/resolver/ops still fail at runtime.
for libstdc++-v3/ChangeLog
* testsuite/lib/dg-options.exp (add_options_for_net_ts):
Add -Wl,--gc-sections for RTEMS targets.
* testsuite/experimental/net/timer/waitable/dest.cc: Link-time
xfail on RTEMS.
* testsuite/experimental/net/timer/waitable/ops.cc: Likewise.
* testsuite/experimental/net/internet/resolver/ops/lookup.cc:
Execution-time xfail on RTEMS.
* testsuite/experimental/net/internet/resolver/ops/reverse.cc:
Likewise.
Diff:
---
.../testsuite/experimental/net/internet/resolver/ops/lookup.cc | 1 +
.../testsuite/experimental/net/internet/resolver/ops/reverse.cc | 1 +
libstdc++-v3/testsuite/experimental/net/timer/waitable/dest.cc | 1 +
libstdc++-v3/testsuite/experimental/net/timer/waitable/ops.cc | 1 +
libstdc++-v3/testsuite/lib/dg-options.exp | 6 +-----
5 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/lookup.cc b/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/lookup.cc
index eb411dea836..0ac9cb3513d 100644
--- a/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/lookup.cc
+++ b/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/lookup.cc
@@ -18,6 +18,7 @@
// { dg-do run { target c++14 } }
// { dg-require-effective-target net_ts_ip }
// { dg-add-options net_ts }
+// { dg-xfail-run-if "io_context requires a working pipe" { *-*-rtems* } }
#include <experimental/internet>
#include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/reverse.cc b/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/reverse.cc
index 361df2676ef..dfdf855c68c 100644
--- a/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/reverse.cc
+++ b/libstdc++-v3/testsuite/experimental/net/internet/resolver/ops/reverse.cc
@@ -18,6 +18,7 @@
// { dg-do run { target c++14 } }
// { dg-require-effective-target net_ts_ip }
// { dg-add-options net_ts }
+// { dg-xfail-run-if "io_context requires a working pipe" { *-*-rtems* } }
#include <experimental/internet>
#include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/experimental/net/timer/waitable/dest.cc b/libstdc++-v3/testsuite/experimental/net/timer/waitable/dest.cc
index f571f4a8d86..384f768c2b5 100644
--- a/libstdc++-v3/testsuite/experimental/net/timer/waitable/dest.cc
+++ b/libstdc++-v3/testsuite/experimental/net/timer/waitable/dest.cc
@@ -17,6 +17,7 @@
// { dg-do run { target c++14 } }
// { dg-add-options libatomic }
+// { dg-xfail-if "poll not available" { *-*-rtems* } }
#include <experimental/timer>
#include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/experimental/net/timer/waitable/ops.cc b/libstdc++-v3/testsuite/experimental/net/timer/waitable/ops.cc
index 97ab629b893..815ad715780 100644
--- a/libstdc++-v3/testsuite/experimental/net/timer/waitable/ops.cc
+++ b/libstdc++-v3/testsuite/experimental/net/timer/waitable/ops.cc
@@ -17,6 +17,7 @@
// { dg-do run { target c++14 } }
// { dg-add-options libatomic }
+// { dg-xfail-if "poll not available" { *-*-rtems* } }
#include <experimental/timer>
#include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/lib/dg-options.exp b/libstdc++-v3/testsuite/lib/dg-options.exp
index b61c4c0cb8f..cc312edc172 100644
--- a/libstdc++-v3/testsuite/lib/dg-options.exp
+++ b/libstdc++-v3/testsuite/lib/dg-options.exp
@@ -281,11 +281,7 @@ proc add_options_for_net_ts { flags } {
if { [istarget *-*-solaris2*] } {
return "$flags -lsocket -lnsl"
} elseif { [istarget *-*-rtems*] } {
- # Adding -Wl,--gc-sections would enable a few more tests to
- # link, but all of them fail at runtime anyway, because the
- # io_context ctor calls pipe(), which always fails, and thus
- # the ctor throws a system error.
- return "$flags -lbsd"
+ return "$flags -lbsd -Wl,--gc-sections"
}
return $flags
}
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