From ed69573cd5b6e7bd983f023088bf8cc527f5f90c Mon Sep 17 00:00:00 2001 From: Michael Chastain Date: Tue, 9 Mar 2004 17:11:55 +0000 Subject: [PATCH] 2004-03-09 Michael Chastain * gdb.cp/classes.cc: New file, copied from misc.cc. * gdb.cp/classes.exp: Use classes.cc rather than misc.cc. --- gdb/testsuite/ChangeLog | 5 + gdb/testsuite/gdb.cp/classes.cc | 607 +++++++++++++++++++++++++++++++ gdb/testsuite/gdb.cp/classes.exp | 2 +- 3 files changed, 613 insertions(+), 1 deletion(-) create mode 100644 gdb/testsuite/gdb.cp/classes.cc diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 5ae166f38d..82469e822f 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2004-03-09 Michael Chastain + + * gdb.cp/classes.cc: New file, copied from misc.cc. + * gdb.cp/classes.exp: Use classes.cc rather than misc.cc. + 2004-03-09 Michael Chastain * gdb.cp/misc.cc: Add copyright notice. diff --git a/gdb/testsuite/gdb.cp/classes.cc b/gdb/testsuite/gdb.cp/classes.cc new file mode 100644 index 0000000000..7d69ed225a --- /dev/null +++ b/gdb/testsuite/gdb.cp/classes.cc @@ -0,0 +1,607 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 + 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; +} + +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; diff --git a/gdb/testsuite/gdb.cp/classes.exp b/gdb/testsuite/gdb.cp/classes.exp index 12428be5d6..27abe0d54a 100644 --- a/gdb/testsuite/gdb.cp/classes.exp +++ b/gdb/testsuite/gdb.cp/classes.exp @@ -27,7 +27,7 @@ if $tracelevel then { if { [skip_cplus_tests] } { continue } -set testfile "misc" +set testfile "classes" set srcfile ${testfile}.cc set binfile ${objdir}/${subdir}/${testfile} -- 2.34.1