Implement pahole-like 'ptype /o' option

[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / break.c

diff --git a/gdb/testsuite/gdb.base/break.c b/gdb/testsuite/gdb.base/break.c
index 2b36a5254b0a67507b388f4cbf9ffeeef0e5ef65..7da2f3b8be9b9a27aba747eeef5a8e833e9e8816 100644 (file)
--- a/gdb/testsuite/gdb.base/break.c
+++ b/gdb/testsuite/gdb.base/break.c
@@ -1,77 +1,88 @@
-#ifdef vxworks
-#  include <vxWorks.h>
-#  include <stdioLib.h>
+/* This testcase is part of GDB, the GNU debugger.
 
-/* VxWorks does not supply atoi.  */
-static int
-atoi (z)
-     char *z;
-{
-  int i = 0;
+   Copyright 1992-2017 Free Software Foundation, Inc.
 
-  while (*z >= '0' && *z <= '9')
-    i = i * 10 + (*z++ - '0');
-  return i;
-}
+   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.
 
-/* I don't know of any way to pass an array to VxWorks.  This function
-   can be called directly from gdb.  */
+   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.
 
-vxmain (arg)
-char *arg;
-{
-  char *argv[2];
-
-  argv[0] = "";
-  argv[1] = arg;
-  main (2, argv, (char **) 0);
-}
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#else /* ! vxworks */
-#  include <stdio.h>
-#endif /* ! vxworks */
+#include <stdio.h>
+#include <stdlib.h>
 
-/*
- * The following functions do nothing useful.  They are included simply
- * as places to try setting breakpoints at.  They are explicitly
- * "one-line functions" to verify that this case works (some versions
- * of gcc have or have had problems with this).
- */
+extern int marker1 (void);
+extern int marker2 (int a);
+extern void marker3 (char *a, char *b);
+extern void marker4 (long d);
 
-int marker1 () { return (0); }
-int marker2 (a) int a; { return (1); }
-void marker3 (a, b) char *a, *b; {}
-void marker4 (d) long d; {}
+/* We're used by a test that requires malloc, so make sure it is in
+   the executable.  */
+void *need_malloc ()
+{
+  return malloc (1);
+}
 
 /*
  *     This simple classical example of recursion is useful for
  *     testing stack backtraces and such.
  */
 
+int factorial(int);
+
 int
-main (argc, argv, envp)
-int argc;
-char *argv[], **envp;
+main (int argc, char **argv, char **envp)
 {
-    if (argc != 2) {
+    if (argc == 12345) {  /* an unlikely value < 2^16, in case uninited */ /* set breakpoint 6 here */
        fprintf (stderr, "usage:  factorial <number>\n");
        return 1;
-    } else {
-       printf ("%d\n", factorial (atoi (argv[1])));
     }
-    marker1 ();
-    marker2 (43);
-    marker3 ("stack", "trace");
+    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);
-    return 0;
-}
+    /* 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 */
 
-int factorial (value)
-int value;
+int factorial (int value)
 {
-    if (value > 1) {
+  if (value > 1) {  /* set breakpoint 7 here */
        value *= factorial (value - 1);
     }
-    return (value);
+    return (value); /* set breakpoint 19 here */
+}
+
+int multi_line_if_conditional (int a, int b, int c)
+{
+  if (a    /* set breakpoint 3 here */
+      && b
+      && c)
+    return 0;
+  else
+    return 1;
 }
 
+int multi_line_while_conditional (int a, int b, int c)
+{
+  while (a /* set breakpoint 4 here */
+      && b
+      && c)
+    {
+      a--, b--, c--;
+    }
+  return 0;
+}