gdb/testsuite/gdb.opt/inline-cmds.c

   1 /* Copyright (C) 2008-2021 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  15
  16 /* This is only ever run if it is compiled with a new-enough GCC, but
  17    we don't want the compilation to fail if compiled by some other
  18    compiler.  */
  19 #ifdef __GNUC__
  20 #define ATTR __attribute__((always_inline))
  21 #else
  22 #define ATTR
  23 #endif
  24
  25 int x, y;
  26 volatile int z = 0;
  27 volatile int result;
  28
  29 void bar(void);
  30 void marker(void);
  31 void noinline(void);
  32
  33 inline ATTR int func1(void)
  34 {
  35   bar ();
  36   return x * y;
  37 }
  38
  39 inline ATTR int func2(void)
  40 {
  41   return x * func1 ();
  42 }
  43
  44 inline ATTR void func3(void)
  45 {
  46   bar ();
  47 }
  48
  49 inline ATTR void outer_inline1(void)
  50 {
  51   noinline ();
  52 }
  53
  54 inline ATTR void outer_inline2(void)
  55 {
  56   outer_inline1 ();
  57 }
  58
  59 int main (void)
  60 { /* start of main */
  61   int val;
  62
  63   x = 7;
  64   y = 8; /* set mi break here */
  65
  66   result = func1 ();
  67   result = func2 ();
  68   marker ();
  69
  70   result = 0;
  71   result = 0; /* set breakpoint 3 here */
  72
  73   func1 (); /* first call */
  74   func1 (); /* second call */
  75   marker ();
  76
  77   result = 0;
  78   result = 0; /* set breakpoint 4 here */
  79
  80   func1 ();
  81   func3 ();
  82   marker ();
  83
  84   result = 0;
  85   result = 0; /* set breakpoint 5 here */
  86
  87   marker ();
  88   func1 ();
  89   func3 ();
  90   marker ();  /* set breakpoint 6 here */
  91
  92   outer_inline2 ();
  93
  94   return 0;
  95 }