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authorFlorian Weimer <fweimer@redhat.com>2021-07-09 20:09:14 +0200
committerFlorian Weimer <fweimer@redhat.com>2021-07-09 20:09:14 +0200
commit7c241325d67af9e24ff03d4c6f6280c17ea181f8 (patch)
tree5667f94ae80c6e75dc1bac29ab4c51d48cfad084 /nptl
parentdc76a059fded7a203c82dbb91d4fc1f43d3250db (diff)
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Force building with -fno-common
As a result, is not necessary to specify __attribute__ ((nocommon))
on individual definitions.

GCC 10 defaults to -fno-common on all architectures except ARC,
but this change is compatible with older GCC versions and ARC, too.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'nptl')
-rw-r--r--nptl/libc_multiple_threads.c2
-rw-r--r--nptl/lowlevellock.c2
-rw-r--r--nptl/pthread_create.c4
-rw-r--r--nptl/pthread_keys.c3
-rw-r--r--nptl/vars.c6
5 files changed, 7 insertions, 10 deletions
diff --git a/nptl/libc_multiple_threads.c b/nptl/libc_multiple_threads.c
index a0e7932c26..4eeec856ad 100644
--- a/nptl/libc_multiple_threads.c
+++ b/nptl/libc_multiple_threads.c
@@ -23,7 +23,7 @@
 /* Variable set to a nonzero value either if more than one thread runs or ran,
    or if a single-threaded process is trying to cancel itself.  See
    nptl/descr.h for more context on the single-threaded process case.  */
-int __libc_multiple_threads __attribute__ ((nocommon));
+int __libc_multiple_threads;
 libc_hidden_data_def (__libc_multiple_threads)
 # endif
 #endif
diff --git a/nptl/lowlevellock.c b/nptl/lowlevellock.c
index 4f88178964..9dccc9889e 100644
--- a/nptl/lowlevellock.c
+++ b/nptl/lowlevellock.c
@@ -67,6 +67,6 @@ __lll_lock_wake (int *futex, int private)
 libc_hidden_def (__lll_lock_wake)
 
 #if ENABLE_ELISION_SUPPORT
-int __pthread_force_elision __attribute__ ((nocommon));
+int __pthread_force_elision;
 libc_hidden_data_def (__pthread_force_elision)
 #endif
diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c
index d1b6817a81..440adc2a6f 100644
--- a/nptl/pthread_create.c
+++ b/nptl/pthread_create.c
@@ -43,12 +43,12 @@
 
 
 /* Globally enabled events.  */
-td_thr_events_t __nptl_threads_events __attribute__ ((nocommon));
+td_thr_events_t __nptl_threads_events;
 libc_hidden_proto (__nptl_threads_events)
 libc_hidden_data_def (__nptl_threads_events)
 
 /* Pointer to descriptor with the last event.  */
-struct pthread *__nptl_last_event __attribute__ ((nocommon));
+struct pthread *__nptl_last_event;
 libc_hidden_proto (__nptl_last_event)
 libc_hidden_data_def (__nptl_last_event)
 
diff --git a/nptl/pthread_keys.c b/nptl/pthread_keys.c
index 76e4cfad34..d7bbdd9af7 100644
--- a/nptl/pthread_keys.c
+++ b/nptl/pthread_keys.c
@@ -19,6 +19,5 @@
 #include <pthreadP.h>
 
 /* Table of the key information.  */
-struct pthread_key_struct __pthread_keys[PTHREAD_KEYS_MAX]
-  __attribute__ ((nocommon));
+struct pthread_key_struct __pthread_keys[PTHREAD_KEYS_MAX];
 libc_hidden_data_def (__pthread_keys)
diff --git a/nptl/vars.c b/nptl/vars.c
index 989d7930e0..c3ec368b1b 100644
--- a/nptl/vars.c
+++ b/nptl/vars.c
@@ -22,11 +22,9 @@
 
 /* Default thread attributes for the case when the user does not
    provide any.  */
-union pthread_attr_transparent __default_pthread_attr
-  __attribute__ ((nocommon));
+union pthread_attr_transparent __default_pthread_attr;
 libc_hidden_data_def (__default_pthread_attr)
 
 /* Mutex protecting __default_pthread_attr.  */
-int __default_pthread_attr_lock __attribute__ ((nocommon))
-  = LLL_LOCK_INITIALIZER;
+int __default_pthread_attr_lock = LLL_LOCK_INITIALIZER;
 libc_hidden_data_def (__default_pthread_attr_lock)