[gcc(refs/users/aoliva/heads/testme)] testsuite: libstdc++ atomic_float/value_init.cc requires libatomic
Alexandre Oliva
aoliva@gcc.gnu.org
Fri Jul 31 15:16:50 GMT 2020
https://gcc.gnu.org/g:55ede0bb87e74463c5b89fbfd501e85e9e683048
commit 55ede0bb87e74463c5b89fbfd501e85e9e683048
Author: David Edelsohn <dje.gcc@gmail.com>
Date: Tue Jul 28 16:22:04 2020 -0400
testsuite: libstdc++ atomic_float/value_init.cc requires libatomic
atomic_float/value_init.cc requires libatomic for some targets, i.e., when
it tries to perform an atomic operation with a 64 bit floating point
double type on a 32 bit target. This patch adds AIX and Darwin to the
list of targets that require the libatomic option and adds the option to
the atomic_float/value_init.cc testcase.
libstdc++-v3/ChangeLog:
2020-07-28 David Edelsohn <dje.gcc@gmail.com>
Jonathan Wakely <jwakely@redhat.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* testsuite/lib/dg-options.exp (add_options_for_libatomic): Add
target powerpc-ibm-aix* and powerpc*-*-darwin*.
* testsuite/29_atomics/atomic_float/value_init.cc: Add options
for libatomic.
Diff:
---
libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc | 1 +
libstdc++-v3/testsuite/lib/dg-options.exp | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
index 237c0dd13ed..38af9bdc8d4 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
@@ -17,6 +17,7 @@
// { dg-options "-std=gnu++2a" }
// { dg-do run { target c++2a } }
+// { dg-add-options libatomic }
#include <atomic>
#include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/lib/dg-options.exp b/libstdc++-v3/testsuite/lib/dg-options.exp
index 9bfae71adf3..d3f61cb5267 100644
--- a/libstdc++-v3/testsuite/lib/dg-options.exp
+++ b/libstdc++-v3/testsuite/lib/dg-options.exp
@@ -260,7 +260,10 @@ proc add_options_for_net_ts { flags } {
# Add to FLAGS all the target-specific flags to link to libatomic, if required.
proc add_options_for_libatomic { flags } {
- if { [istarget hppa*-*-hpux*] || [istarget riscv*-*-*] } {
+ if { [istarget hppa*-*-hpux*]
+ || [istarget powerpc-ibm-aix*]
+ || [istarget powerpc*-*-darwin*]
+ || [istarget riscv*-*-*] } {
return "$flags -L../../libatomic/.libs -latomic"
}
return $flags
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