test: basic c99 vla tests for C primitives

gdb/testsuite/ChangeLog:

	* gdb.base/vla-datatypes.c: New file.
	* gdb.base/vla-datatypes.exp: New file.
This commit is contained in:
Sanimir Agovic 2013-11-15 12:47:47 +00:00 committed by Joel Brobecker
parent 463bb9571b
commit 5854b38a00
3 changed files with 230 additions and 0 deletions

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2014-04-14 Sanimir Agovic <sanimir.agovic@intel.com>
* gdb.base/vla-datatypes.c: New file.
* gdb.base/vla-datatypes.exp: New file.
2014-04-14 Sanimir Agovic <sanimir.agovic@intel.com>
* gdb.base/vla-ptr.c: New file.

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/* This testcase is part of GDB, the GNU debugger.
Copyright 2014 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 3 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, see <http://www.gnu.org/licenses/>. */
#include <stddef.h>
#define SIZE 5
struct foo
{
int a;
};
typedef struct bar
{
int x;
struct foo y;
} BAR;
void
vla_factory (int n)
{
int int_vla[n];
unsigned int unsigned_int_vla[n];
double double_vla[n];
float float_vla[n];
long long_vla[n];
unsigned long unsigned_long_vla[n];
char char_vla[n];
short short_vla[n];
unsigned short unsigned_short_vla[n];
unsigned char unsigned_char_vla[n];
struct foo foo_vla[n];
BAR bar_vla[n];
int i;
for (i = 0; i < n; i++)
{
int_vla[i] = i*2;
unsigned_int_vla[i] = i*2;
double_vla[i] = i/2.0;
float_vla[i] = i/2.0f;
long_vla[i] = i*2;
unsigned_long_vla[i] = i*2;
char_vla[i] = 'A';
short_vla[i] = i*2;
unsigned_short_vla[i] = i*2;
unsigned_char_vla[i] = 'A';
foo_vla[i].a = i*2;
bar_vla[i].x = i*2;
bar_vla[i].y.a = i*2;
}
size_t int_size = sizeof(int_vla); /* vlas_filled */
size_t uint_size = sizeof(unsigned_int_vla);
size_t double_size = sizeof(double_vla);
size_t float_size = sizeof(float_vla);
size_t long_size = sizeof(long_vla);
size_t char_size = sizeof(char_vla);
size_t short_size = sizeof(short_vla);
size_t ushort_size = sizeof(unsigned_short_vla);
size_t uchar_size = sizeof(unsigned_char_vla);
size_t foo_size = sizeof(foo_vla);
size_t bar_size = sizeof(bar_vla);
return; /* break_end_of_vla_factory */
}
int
main (void)
{
vla_factory(SIZE);
return 0;
}

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# Copyright 2014 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 3 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, see <http://www.gnu.org/licenses/>.
standard_testfile
if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
return -1
}
if ![runto_main] {
return -1
}
gdb_breakpoint [gdb_get_line_number "vlas_filled"]
gdb_continue_to_breakpoint "vlas_filled"
# Check the values of VLA's.
gdb_test "print int_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print int_vla"
gdb_test "print unsigned_int_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print unsigned_int_vla"
gdb_test "print double_vla" " = \\\{0, 0.5, 1, 1.5, 2\\\}" \
"print double_vla"
gdb_test "print float_vla" " = \\\{0, 0.5, 1, 1.5, 2\\\}" \
"print float_vla"
gdb_test "print long_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print long_vla"
gdb_test "print unsigned_long_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print unsigned_long_vla"
gdb_test "print char_vla" " = \"AAAAA\"" \
"print char_vla"
gdb_test "print short_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print short_vla"
gdb_test "print unsigned_short_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
"print unsigned_short_vla"
gdb_test "print unsigned_char_vla" " = \"AAAAA\"" \
"print unsigned_char_vla"
gdb_test "print foo_vla" \
"\\\{\\\{a = 0\\\}, \\\{a = 2\\\}, \\\{a = 4\\\}, \\\{a = 6\\\}, \\\{a = 8\\\}\\\}" \
"print foo_vla"
gdb_test "print bar_vla" \
"\\\{\\\{x = 0, y = \\\{a = 0\\\}\\\}, \\\{x = 2, y = \\\{a = 2\\\}\\\}, \\\{x = 4, y = \\\{a = 4\\\}\\\}, \\\{x = 6, y = \\\{a = 6\\\}\\\}, \\\{x = 8, y = \\\{a = 8\\\}\\\}\\\}" \
"print bar_vla"
# Check whatis of VLA's.
gdb_test "whatis int_vla" "type = int \\\[5\\\]" "whatis int_vla"
gdb_test "whatis unsigned_int_vla" "type = unsigned int \\\[5\\\]" \
"whatis unsigned_int_vla"
gdb_test "whatis double_vla" "type = double \\\[5\\\]" "whatis double_vla"
gdb_test "whatis float_vla" "type = float \\\[5\\\]" "whatis float_vla"
gdb_test "whatis long_vla" "type = long( int)? \\\[5\\\]" "whatis long_vla"
gdb_test "whatis unsigned_long_vla" \
"type = (long unsigned int|unsigned long) \\\[5\\\]" \
"whatis unsigned_long_vla"
gdb_test "whatis char_vla" "type = char \\\[5\\\]" "whatis char_vla"
gdb_test "whatis short_vla" "type = short( int)? \\\[5\\\]" \
"whatis short_vla"
gdb_test "whatis unsigned_short_vla" \
"type = (short unsigned int|unsigned short) \\\[5\\\]" \
"whatis unsigned_short_vla"
gdb_test "whatis unsigned_char_vla" "type = unsigned char \\\[5\\\]" \
"whatis unsigned_char_vla"
gdb_test "whatis foo_vla" "type = struct foo \\\[5\\\]" "whatis foo_vla"
gdb_test "whatis bar_vla" "type = BAR \\\[5\\\]" "whatis bar_vla"
# Check ptype of VLA's.
gdb_test "ptype int_vla" "type = int \\\[5\\\]" "ptype int_vla"
gdb_test "ptype unsigned_int_vla" "type = unsigned int \\\[5\\\]" \
"ptype unsigned_int_vla"
gdb_test "ptype double_vla" "type = double \\\[5\\\]" "ptype double_vla"
gdb_test "ptype float_vla" "type = float \\\[5\\\]" "ptype float_vla"
gdb_test "ptype long_vla" "type = long( int)? \\\[5\\\]" "ptype long_vla"
gdb_test "ptype unsigned_long_vla" "type = unsigned long \\\[5\\\]" \
"ptype unsigned_long_vla"
gdb_test "ptype char_vla" "type = char \\\[5\\\]" "ptype char_vla"
gdb_test "ptype short_vla" "type = short( int)? \\\[5\\\]" \
"ptype short_vla"
gdb_test "ptype unsigned_short_vla" "type = unsigned short \\\[5\\\]" \
"ptype unsigned_short_vla"
gdb_test "ptype unsigned_char_vla" "type = unsigned char \\\[5\\\]" \
"ptype unsigned_char_vla"
gdb_test "ptype foo_vla" "type = struct foo {\r\n\\s+int a;\r\n} \\\[5\\\]" \
"ptype foo_vla"
gdb_test "ptype bar_vla" \
"type = struct bar {\r\n\\s+int x;\r\n\\s+struct foo y;\r\n} \\\[5\\\]" \
"ptype bar_vla"
# Check the size of the VLA's.
gdb_breakpoint [gdb_get_line_number "break_end_of_vla_factory"]
gdb_continue_to_breakpoint "break_end_of_vla_factory"
gdb_test "print int_size == sizeof(int_vla)" " = 1" "size of int_vla"
gdb_test "print uint_size == sizeof(unsigned_int_vla)" " = 1" \
"size of unsigned_int_vla"
gdb_test "print double_size == sizeof(double_vla)" " = 1" \
"size of double_vla"
gdb_test "print float_size == sizeof(float_vla)" " = 1" \
"size of float_vla"
gdb_test "print long_size == sizeof(long_vla)" " = 1" \
"size of long_vla"
gdb_test "print char_size == sizeof(char_vla)" " = 1" \
"size of char_vla"
gdb_test "print short_size == sizeof(short_vla)" " = 1" \
"size of short_vla"
gdb_test "print ushort_size == sizeof(unsigned_short_vla)" " = 1" \
"size of unsigned_short_vla"
gdb_test "print uchar_size == sizeof(unsigned_char_vla)" " = 1" \
"size of unsigned_char_vla"
gdb_test "print foo_size == sizeof(foo_vla)" " = 1" "size of foo_vla"
gdb_test "print bar_size == sizeof(bar_vla)" " = 1" "size of bar_vla"
# Check side effects for sizeof argument.
set sizeof_int [get_sizeof "int" 4]
gdb_test_no_output "set variable int_vla\[0\] = 42" \
"set variable int_vla\[0\] = 42"
gdb_test "print sizeof (++int_vla\[0\])" " = ${sizeof_int}" \
"print sizeof (++int_vla\[0\])"
gdb_test "print int_vla\[0\]" " = 42" \
"print int_vla\[0\] - sizeof no side effects"
gdb_test "ptype ++int_vla\[0\]" "type = int" "ptype ++int_vla\[0\]"
gdb_test "print int_vla\[0\]" " = 42" \
"print int_vla\[0\] - ptype no side effects"
gdb_test "whatis ++int_vla\[0\]" "type = int" "whatis ++int_vla\[0\]"
gdb_test "print int_vla\[0\]" " = 42" \
"print int_vla\[0\] - whatis no side effects"