diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | NEWS | 2 | ||||
| -rw-r--r-- | ports/ChangeLog.aarch64 | 7 | ||||
| -rw-r--r-- | ports/sysdeps/aarch64/setjmp.S | 10 | ||||
| -rw-r--r-- | setjmp/Makefile | 3 | ||||
| -rw-r--r-- | setjmp/tst-sigsetjmp.c | 44 |
6 files changed, 68 insertions, 4 deletions
@@ -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 Ondřej Bílka <neleai@seznam.cz> * sysdeps/x86_64/memset.S (memset): New implementation. @@ -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 e12c4472b5..2e2dc2f3fd 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 cff81c7e4d..10e070999c 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 6124333546..913359cf73 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 0000000000..467c26a968 --- /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" |