diff options
Diffstat (limited to 'gdb/testsuite/gdb.reverse/until-reverse.c')
-rw-r--r-- | gdb/testsuite/gdb.reverse/until-reverse.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.reverse/until-reverse.c b/gdb/testsuite/gdb.reverse/until-reverse.c new file mode 100644 index 0000000..b1d1d3b --- /dev/null +++ b/gdb/testsuite/gdb.reverse/until-reverse.c @@ -0,0 +1,146 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2008, 2009 + 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/>. */ + +#ifdef vxworks + +# include <stdio.h> + +/* VxWorks does not supply atoi. */ +static int +atoi (z) + char *z; +{ + int i = 0; + + while (*z >= '0' && *z <= '9') + i = i * 10 + (*z++ - '0'); + return i; +} + +/* I don't know of any way to pass an array to VxWorks. This function + can be called directly from gdb. */ + +vxmain (arg) +char *arg; +{ + char *argv[2]; + + argv[0] = ""; + argv[1] = arg; + main (2, argv, (char **) 0); +} + +#else /* ! vxworks */ +# include <stdio.h> +# include <stdlib.h> +#endif /* ! vxworks */ + +#ifdef PROTOTYPES +extern int marker1 (void); +extern int marker2 (int a); +extern void marker3 (char *a, char *b); +extern void marker4 (long d); +#else +extern int marker1 (); +extern int marker2 (); +extern void marker3 (); +extern void marker4 (); +#endif + +/* + * This simple classical example of recursion is useful for + * testing stack backtraces and such. + */ + +#ifdef PROTOTYPES +int factorial(int); + +int +main (int argc, char **argv, char **envp) +#else +int +main (argc, argv, envp) +int argc; +char *argv[], **envp; +#endif +{ +#ifdef usestubs + set_debug_traps(); /* set breakpoint 5 here */ + breakpoint(); +#endif + if (argc == 12345) { /* an unlikely value < 2^16, in case uninited */ /* set breakpoint 6 here */ + fprintf (stderr, "usage: factorial <number>\n"); + return 1; + } + printf ("%d\n", factorial (atoi ("6"))); /* set breakpoint 1 here */ + /* set breakpoint 12 here */ + marker1 (); /* set breakpoint 11 here */ + marker2 (43); /* set breakpoint 20 here */ + marker3 ("stack", "trace"); /* set breakpoint 21 here */ + marker4 (177601976L); + /* We're used by a test that requires malloc, so make sure it is + in the executable. */ + (void)malloc (1); + + argc = (argc == 12345); /* This is silly, but we can step off of it */ /* set breakpoint 2 here */ + return argc; /* set breakpoint 10 here */ +} /* set breakpoint 10a here */ + +#ifdef PROTOTYPES +int factorial (int value) +#else +int factorial (value) +int value; +#endif +{ + if (value > 1) { /* set breakpoint 7 here */ + value *= factorial (value - 1); + } + return (value); /* set breakpoint 19 here */ +} + +#ifdef PROTOTYPES +int multi_line_if_conditional (int a, int b, int c) +#else +int multi_line_if_conditional (a, b, c) + int a, b, c; +#endif +{ + if (a /* set breakpoint 3 here */ + && b + && c) + return 0; + else + return 1; +} + +#ifdef PROTOTYPES +int multi_line_while_conditional (int a, int b, int c) +#else +int multi_line_while_conditional (a, b, c) + int a, b, c; +#endif +{ + while (a /* set breakpoint 4 here */ + && b + && c) + { + a--, b--, c--; + } + return 0; +} |