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author | Andrew Cagney <cagney@redhat.com> | 2004-05-13 18:12:07 +0000 |
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committer | Andrew Cagney <cagney@redhat.com> | 2004-05-13 18:12:07 +0000 |
commit | 239c838e6d27c66ebf5fa87f43118fda62abf617 (patch) | |
tree | 8e498ac49396b69ab2122f9b234f9bb978c884f1 /gdb/testsuite/gdb.base/signull.c | |
parent | 32b640255540598c99552e54aee94c9e33aa3ce6 (diff) | |
download | gdb-239c838e6d27c66ebf5fa87f43118fda62abf617.tar.gz |
2004-05-13 Andrew Cagney <cagney@redhat.com>
* gdb.base/signull.exp, gdb.base/signull.c: New files.
* gdb.base/gdb1476.c, gdb.base/gdb1476.exp: Delete files.
Diffstat (limited to 'gdb/testsuite/gdb.base/signull.c')
-rw-r--r-- | gdb/testsuite/gdb.base/signull.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.base/signull.c b/gdb/testsuite/gdb.base/signull.c new file mode 100644 index 00000000000..266a7dcb6c8 --- /dev/null +++ b/gdb/testsuite/gdb.base/signull.c @@ -0,0 +1,68 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 1996, 1999, 2003 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. */ + +#include <signal.h> +#include <setjmp.h> + +enum tests { + code_entry_point, code_descriptor, data_pointer +}; + +static volatile enum tests test; + +/* Some basic types and zero buffers. */ + +typedef long data_t; +typedef long code_t (void); +static volatile data_t *data[10]; +static volatile code_t *code[10]; + +jmp_buf env; + +extern void +keeper (int sig) +{ + longjmp (env, 0); +} + +extern long +bowler (void) +{ + switch (test) + { + case data_pointer: + return *data[0]; + case code_entry_point: + return code[0] (); + case code_descriptor: + return ((code_t *) &code) (); + } +} + +int +main () +{ + static volatile int i; + signal (SIGSEGV, keeper); + for (i = 0; i < 10; i++) + { + setjmp (env); + bowler (); + } +} |