Commit: 552dc62fd32c2dfa872c3ba81d0547c4fc624c86 - binutils_os216 (git)

GNU Binutils with patches for OS216

Commit MetaInfo

• Revision: 552dc62fd32c2dfa872c3ba81d0547c4fc624c86 (tree)
• Time: 2004-03-10 02:34:40
• Author: nobody <>
• Commiter: nobody <>

Log Message

This commit was manufactured by cvs2svn to create branch 'gdb_6_1-branch'.

Cherrypick from master 2004-03-09 17:34:39 UTC Michael Chastain <[e-mail]> '2004-03-09 Michael Chastain <[e-mail]>':

gdb/testsuite/gdb.cp/classes.cc

Change Summary

• add: gdb/testsuite/gdb.cp/classes.cc

Incremental Difference

--- /dev/null
+++ b/gdb/testsuite/gdb.cp/classes.cc
@@ -0,0 +1,608 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2004
+   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.
+   */
+
+// Test various -*- C++ -*- things.
+
+// ====================== basic C++ types  =======================
+bool            v_bool;
+bool            v_bool_array[2];
+
+typedef struct fleep fleep;
+struct fleep { int a; } s;
+
+// ====================== simple class structures  =======================
+
+struct default_public_struct {
+ // defaults to public:
+  int a;
+  int b;
+};
+
+struct explicit_public_struct {
+ public:
+  int a;
+  int b;
+};
+
+struct protected_struct {
+ protected:
+  int a;
+  int b;
+};
+
+struct private_struct {
+ private:
+  int a;
+  int b;
+};
+
+struct mixed_protection_struct {
+ public:
+  int a;
+  int b;
+ private:
+  int c;
+  int d;
+ protected:
+  int e;
+  int f;
+ public:
+  int g;
+ private:
+  int h;
+ protected:
+  int i;
+};
+
+class public_class {
+ public:
+  int a;
+  int b;
+};
+
+class protected_class {
+ protected:
+  int a;
+  int b;
+};
+
+class default_private_class {
+ // defaults to private:
+  int a;
+  int b;
+};
+
+class explicit_private_class {
+ private:
+  int a;
+  int b;
+};
+
+class mixed_protection_class {
+ public:
+  int a;
+  int b;
+ private:
+  int c;
+  int d;
+ protected:
+  int e;
+  int f;
+ public:
+  int g;
+ private:
+  int h;
+ protected:
+  int i;
+};
+
+class const_vol_method_class {
+public:
+  int a;
+  int b;
+  int foo (int &) const;
+  int bar (int &) volatile;
+  int baz (int &) const volatile;
+};
+
+int const_vol_method_class::foo (int & ir) const
+{
+  return ir + 3;
+}
+int const_vol_method_class::bar (int & ir) volatile
+{
+  return ir + 4;
+}
+int const_vol_method_class::baz (int & ir) const volatile
+{
+  return ir + 5;
+}
+
+// ========================= simple inheritance ==========================
+
+class A {
+ public:
+  int a;
+  int x;
+};
+
+A g_A;
+
+class B : public A {
+ public:
+  int b;
+  int x;
+};
+
+B g_B;
+
+class C : public A {
+ public:
+  int c;
+  int x;
+};
+
+C g_C;
+
+class D : public B, public C {
+ public:
+  int d;
+  int x;
+};
+
+D g_D;
+
+class E : public D {
+ public:
+  int e;
+  int x;
+};
+
+E g_E;
+
+class class_with_anon_union
+{
+ public:
+  int one;
+  union
+  {
+    int a;
+    long b;
+  };
+};
+
+class_with_anon_union g_anon_union;
+
+void inheritance2 (void)
+{
+}
+
+void inheritance1 (void)
+{
+  int ival;
+  int *intp;
+
+  // {A::a, A::x}
+
+  g_A.A::a = 1;
+  g_A.A::x = 2;
+
+  // {{A::a,A::x},B::b,B::x}
+
+  g_B.A::a = 3;
+  g_B.A::x = 4;
+  g_B.B::b = 5;
+  g_B.B::x = 6;
+
+  // {{A::a,A::x},C::c,C::x}
+
+  g_C.A::a = 7;
+  g_C.A::x = 8;
+  g_C.C::c = 9;
+  g_C.C::x = 10;
+
+  // {{{A::a,A::x},B::b,B::x},{{A::a,A::x},C::c,C::x},D::d,D::x}
+
+  // The following initialization code is non-portable, but allows us
+  // to initialize all members of g_D until we can fill in the missing
+  // initialization code with legal C++ code.
+
+  for (intp = (int *) &g_D, ival = 11;
+       intp < ((int *) &g_D + sizeof (g_D) / sizeof (int));
+       intp++, ival++)
+    {
+      *intp = ival;
+    }
+
+  // Overlay the nonportable initialization with legal initialization.
+
+  // ????? = 11;  (g_D.A::a = 11; is ambiguous)
+  // ????? = 12;  (g_D.A::x = 12; is ambiguous)
+/* djb 6-3-2000
+
+	This should take care of it. Rather than try to initialize using an ambiguous
+	construct, use 2 unambiguous ones for each. Since the ambiguous a/x member is
+	coming from C, and B, initialize D's C::a, and B::a, and D's C::x and B::x.
+ */
+  g_D.C::a = 15;
+  g_D.C::x = 12;
+  g_D.B::a = 11;
+  g_D.B::x = 12;
+  g_D.B::b = 13;
+  g_D.B::x = 14;
+  // ????? = 15;
+  // ????? = 16;
+  g_D.C::c = 17;
+  g_D.C::x = 18;
+  g_D.D::d = 19;
+  g_D.D::x = 20;
+
+
+  // {{{{A::a,A::x},B::b,B::x},{{A::a,A::x},C::c,C::x},D::d,D::x}},E::e,E::x}
+
+  // The following initialization code is non-portable, but allows us
+  // to initialize all members of g_D until we can fill in the missing
+  // initialization code with legal C++ code.
+
+  for (intp = (int *) &g_E, ival = 21;
+       intp < ((int *) &g_E + sizeof (g_E) / sizeof (int));
+       intp++, ival++)
+  {
+    *intp = ival;
+  }
+
+  // Overlay the nonportable initialization with legal initialization.
+
+  // ????? = 21;  (g_E.A::a = 21; is ambiguous)
+  // ????? = 22;  (g_E.A::x = 22; is ambiguous)
+  g_E.B::b = 23;
+  g_E.B::x = 24;
+  // ????? = 25;
+  // ????? = 26;
+  g_E.C::c = 27;
+  g_E.C::x = 28;
+  g_E.D::d = 29;
+  g_E.D::x = 30;
+  g_E.E::e = 31;
+  g_E.E::x = 32;
+
+  g_anon_union.one = 1;
+  g_anon_union.a = 2;
+
+  inheritance2 ();	
+}
+
+// ======================== static member functions =====================
+
+class Static {
+public:
+  static void ii(int, int);
+};
+void Static::ii (int, int) { }
+
+// ======================== virtual base classes=========================
+
+class vA {
+ public:
+  int va;
+  int vx;
+};
+
+vA g_vA;
+
+class vB : public virtual vA {
+ public:
+  int vb;
+  int vx;
+};
+
+vB g_vB;
+
+class vC : public virtual vA {
+ public:
+  int vc;
+  int vx;
+};
+
+vC g_vC;
+
+class vD : public virtual vB, public virtual vC {
+ public:
+  int vd;
+  int vx;
+};
+
+vD g_vD;
+
+class vE : public virtual vD {
+ public:
+  int ve;
+  int vx;
+};
+
+vE g_vE;
+
+void inheritance4 (void)
+{
+}
+
+void inheritance3 (void)
+{
+  int ival;
+  int *intp;
+
+  // {vA::va, vA::vx}
+
+  g_vA.vA::va = 1;
+  g_vA.vA::vx = 2;
+
+  // {{vA::va, vA::vx}, vB::vb, vB::vx}
+
+  g_vB.vA::va = 3;
+  g_vB.vA::vx = 4;
+  g_vB.vB::vb = 5;
+  g_vB.vB::vx = 6;
+
+  // {{vA::va, vA::vx}, vC::vc, vC::vx}
+
+  g_vC.vA::va = 7;
+  g_vC.vA::vx = 8;
+  g_vC.vC::vc = 9;
+  g_vC.vC::vx = 10;
+
+  // {{{{vA::va, vA::vx}, vB::vb, vB::vx}, vC::vc, vC::vx}, vD::vd,vD::vx}
+
+  g_vD.vA::va = 11;
+  g_vD.vA::vx = 12;
+  g_vD.vB::vb = 13;
+  g_vD.vB::vx = 14;
+  g_vD.vC::vc = 15;
+  g_vD.vC::vx = 16;
+  g_vD.vD::vd = 17;
+  g_vD.vD::vx = 18;
+
+
+  // {{{{{vA::va,vA::vx},vB::vb,vB::vx},vC::vc,vC::vx},vD::vd,vD::vx},vE::ve,vE::vx}
+
+  g_vD.vA::va = 19;
+  g_vD.vA::vx = 20;
+  g_vD.vB::vb = 21;
+  g_vD.vB::vx = 22;
+  g_vD.vC::vc = 23;
+  g_vD.vC::vx = 24;
+  g_vD.vD::vd = 25;
+  g_vD.vD::vx = 26;
+  g_vE.vE::ve = 27;
+  g_vE.vE::vx = 28;
+
+  inheritance4 ();	
+}
+
+// ======================================================================
+
+class Base1 {
+ public:
+  int x;
+  Base1(int i) { x = i; }
+};
+
+class Foo
+{
+ public:
+  int x;
+  int y;
+  static int st;
+  Foo (int i, int j) { x = i; y = j; }
+  int operator! ();
+  operator int ();
+  int times (int y);
+};
+
+class Bar : public Base1, public Foo {
+ public:
+  int z;
+  Bar (int i, int j, int k) : Base1 (10*k), Foo (i, j) { z = k; }
+};
+
+int Foo::operator! () { return !x; }
+
+int Foo::times (int y) { return x * y; }
+
+int Foo::st = 100;
+
+Foo::operator int() { return x; }
+
+Foo foo(10, 11);
+Bar bar(20, 21, 22);
+
+class ClassWithEnum {
+public:
+  enum PrivEnum { red, green, blue, yellow = 42 };
+  PrivEnum priv_enum;
+  int x;
+};
+
+void enums2 (void)
+{
+}
+
+/* classes.exp relies on statement order in this function for testing
+   enumeration fields.  */
+
+void enums1 ()
+{
+  ClassWithEnum obj_with_enum;
+  obj_with_enum.priv_enum = ClassWithEnum::red;
+  obj_with_enum.x = 0;
+  enums2 ();
+  obj_with_enum.priv_enum = ClassWithEnum::green;
+  obj_with_enum.x = 1;
+}
+
+class ClassParam {
+public:
+  int Aptr_a (A *a) { return a->a; }
+  int Aptr_x (A *a) { return a->x; }
+  int Aref_a (A &a) { return a.a; }
+  int Aref_x (A &a) { return a.x; }
+  int Aval_a (A a) { return a.a; }
+  int Aval_x (A a) { return a.x; }
+};
+
+ClassParam class_param;
+
+class Contains_static_instance
+{
+ public:
+  int x;
+  int y;
+  Contains_static_instance (int i, int j) { x = i; y = j; }
+  static Contains_static_instance null;
+};
+
+Contains_static_instance Contains_static_instance::null(0,0);
+Contains_static_instance csi(10,20);
+
+class Contains_nested_static_instance
+{
+ public:
+  class Nested
+  {
+   public:
+    Nested(int i) : z(i) {}
+    int z;
+    static Contains_nested_static_instance xx;
+  };
+
+  Contains_nested_static_instance(int i, int j) : x(i), y(j) {}
+
+  int x;
+  int y;
+
+  static Contains_nested_static_instance null;
+  static Nested yy;
+};
+
+Contains_nested_static_instance Contains_nested_static_instance::null(0, 0);
+Contains_nested_static_instance::Nested Contains_nested_static_instance::yy(5);
+Contains_nested_static_instance
+  Contains_nested_static_instance::Nested::xx(1,2);
+Contains_nested_static_instance cnsi(30,40);
+
+typedef struct {
+  int one;
+  int two;
+} tagless_struct;
+tagless_struct v_tagless;
+
+/* Try to get the compiler to allocate a class in a register.  */
+class small {
+ public:
+  int x;
+  int method ();
+};
+
+int
+small::method ()
+{
+  return x + 5;
+}
+
+void marker_reg1 () {}
+
+int
+register_class ()
+{
+  /* We don't call any methods for v, so gcc version cygnus-2.3.3-930220
+     might put this variable in a register.  This is a lose, though, because
+     it means that GDB can't call any methods for that variable.  */
+  register small v;
+
+  int i;
+
+  /* Perform a computation sufficiently complicated that optimizing compilers
+     won't optimized out the variable.  If some compiler constant-folds this
+     whole loop, maybe using a parameter to this function here would help.  */
+  v.x = 0;
+  for (i = 0; i < 13; ++i)
+    v.x += i;
+  --v.x; /* v.x is now 77 */
+  marker_reg1 ();
+  return v.x + 5;
+}
+
+void dummy()
+{
+  v_bool = true;
+  v_bool_array[0] = false;
+  v_bool_array[1] = v_bool;
+}
+
+void use_methods ()
+{
+  /* Refer to methods so that they don't get optimized away. */
+  int i;
+  i = class_param.Aptr_a (&g_A);
+  i = class_param.Aptr_x (&g_A);
+  i = class_param.Aref_a (g_A);
+  i = class_param.Aref_x (g_A);
+  i = class_param.Aval_a (g_A);
+  i = class_param.Aval_x (g_A);
+}
+
+
+int
+main()
+{
+#ifdef usestubs
+  set_debug_traps();
+  breakpoint();
+#endif
+  dummy();
+  inheritance1 ();
+  inheritance3 ();
+  enums1 ();
+  register_class ();
+
+  /* FIXME: pmi gets optimized out.  Need to do some more computation with
+     it or something.  (No one notices, because the test is xfail'd anyway,
+     but that probably won't always be true...).  */
+  int Foo::* pmi = &Foo::y;
+
+  /* Make sure the AIX linker doesn't remove the variable.  */
+  v_tagless.one = 5;
+
+  use_methods ();
+
+  return foo.*pmi;
+}
+
+/* Create an instance for some classes, otherwise they get optimized away.  */
+
+default_public_struct default_public_s;
+explicit_public_struct explicit_public_s;
+protected_struct protected_s;
+private_struct private_s;
+mixed_protection_struct mixed_protection_s;
+public_class public_c;
+protected_class protected_c;
+default_private_class default_private_c;
+explicit_private_class explicit_private_c;
+mixed_protection_class mixed_protection_c;