You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

91 lines
2.9 KiB

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 glibc-2.17-c758a686/ports/sysdeps/aarch64/setjmp.S glibc-2.17-c758a686/ports/sysdeps/aarch64/setjmp.S
index cff81c7..10e0709 100644
--- glibc-2.17-c758a686/ports/sysdeps/aarch64/setjmp.S
+++ glibc-2.17-c758a686/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 glibc-2.17-c758a686/setjmp/Makefile glibc-2.17-c758a686/setjmp/Makefile
index 6124333..913359c 100644
--- glibc-2.17-c758a686/setjmp/Makefile
+++ glibc-2.17-c758a686/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
+tests := tst-setjmp jmpbug bug269-setjmp \
+ tst-sigsetjmp
include ../Rules
diff --git glibc-2.17-c758a686/setjmp/tst-sigsetjmp.c glibc-2.17-c758a686/setjmp/tst-sigsetjmp.c
new file mode 100644
index 0000000..467c26a
--- /dev/null
+++ glibc-2.17-c758a686/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"