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GNU C Library master sources branch master updated. glibc-2.17-713-ge39adf4
- From: schwab at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 21 May 2013 08:58:44 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.17-713-ge39adf4
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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=e39adf43c7d1979884dd304ed1250baf1f78fadc
commit e39adf43c7d1979884dd304ed1250baf1f78fadc
Author: Andreas Schwab <schwab@suse.de>
Date: Mon May 20 10:19:31 2013 +0200
AArch64: Don't clobber argument for tail call to __sigjmp_save in sigsetjmp
diff --git a/ChangeLog b/ChangeLog
index a9c5813..50377a8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2013-05-21 Andreas Schwab <schwab@suse.de>
+
+ [BZ #15493]
+ * setjmp/Makefile (tests): Add tst-sigsetjmp.
+ * setjmp/tst-sigsetjmp.c: New test.
+
2013-05-20 OndÅ?ej BÃlka <neleai@seznam.cz>
* sysdeps/x86_64/memset.S (memset): New implementation.
diff --git a/NEWS b/NEWS
index 8dd33b9..b6efba4 100644
--- a/NEWS
+++ b/NEWS
@@ -18,7 +18,7 @@ Version 2.18
15305, 15307, 15309, 15327, 15330, 15335, 15336, 15337, 15342, 15346,
15359, 15361, 15366, 15380, 15394, 15395, 15405, 15406, 15409, 15416,
15418, 15419, 15423, 15424, 15426, 15429, 15442, 15448, 15480, 15485,
- 15488, 15490, 15497.
+ 15488, 15490, 15493, 15497.
* CVE-2013-0242 Buffer overrun in regexp matcher has been fixed (Bugzilla
#15078).
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64
index e12c447..2e2dc2f 100644
--- a/ports/ChangeLog.aarch64
+++ b/ports/ChangeLog.aarch64
@@ -1,3 +1,10 @@
+2013-05-21 Andreas Schwab <schwab@suse.de>
+
+ [BZ #15493]
+ * sysdeps/aarch64/setjmp.S (__sigsetjmp): Don't clobber register
+ x1.
+ [NOT_IN_libc && IS_IN_rtld]: Don't call __sigjmp_save.
+
2013-05-21 Marcus Shawcroft <marcus.shawcroft@linaro.org>
* sysdeps/aarch64/libm-test-ulps: Regenerate.
diff --git a/ports/sysdeps/aarch64/setjmp.S b/ports/sysdeps/aarch64/setjmp.S
index cff81c7..10e0709 100644
--- a/ports/sysdeps/aarch64/setjmp.S
+++ b/ports/sysdeps/aarch64/setjmp.S
@@ -44,8 +44,14 @@ ENTRY (__sigsetjmp)
stp d10, d11, [x0, #JB_D10<<3]
stp d12, d13, [x0, #JB_D12<<3]
stp d14, d15, [x0, #JB_D14<<3]
- mov x1, sp
- str x1, [x0, #JB_SP<<3]
+ mov x2, sp
+ str x2, [x0, #JB_SP<<3]
+#if defined NOT_IN_libc && defined IS_IN_rtld
+ /* In ld.so we never save the signal mask */
+ mov w0, #0
+ RET
+#else
b C_SYMBOL_NAME(__sigjmp_save)
+#endif
END (__sigsetjmp)
hidden_def (__sigsetjmp)
diff --git a/setjmp/Makefile b/setjmp/Makefile
index 6124333..913359c 100644
--- a/setjmp/Makefile
+++ b/setjmp/Makefile
@@ -25,7 +25,8 @@ headers := setjmp.h bits/setjmp.h bits/setjmp2.h
routines := setjmp sigjmp bsd-setjmp bsd-_setjmp \
longjmp __longjmp jmp-unwind
-tests := tst-setjmp jmpbug bug269-setjmp tst-setjmp-fp
+tests := tst-setjmp jmpbug bug269-setjmp tst-setjmp-fp \
+ tst-sigsetjmp
include ../Rules
diff --git a/setjmp/tst-sigsetjmp.c b/setjmp/tst-sigsetjmp.c
new file mode 100644
index 0000000..467c26a
--- /dev/null
+++ b/setjmp/tst-sigsetjmp.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 2013 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* Test case for BZ #15493 */
+
+#include <stdlib.h>
+#include <signal.h>
+#include <setjmp.h>
+
+static int
+do_test (void)
+{
+ sigjmp_buf sj;
+ sigset_t m;
+
+ sigemptyset (&m);
+ sigprocmask (SIG_SETMASK, &m, NULL);
+ if (sigsetjmp (sj, 0) == 0)
+ {
+ sigaddset (&m, SIGUSR1);
+ sigprocmask (SIG_SETMASK, &m, NULL);
+ siglongjmp (sj, 1);
+ return EXIT_FAILURE;
+ }
+ sigprocmask (SIG_SETMASK, NULL, &m);
+ return sigismember (&m, SIGUSR1) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 +++
NEWS | 2 +-
ports/ChangeLog.aarch64 | 7 ++++
ports/sysdeps/aarch64/setjmp.S | 10 ++++-
setjmp/Makefile | 3 +-
.../tst-sigsetjmp.c | 36 +++++++++-----------
6 files changed, 40 insertions(+), 24 deletions(-)
copy nptl/tst-cancel-self-testcancel.c => setjmp/tst-sigsetjmp.c (63%)
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