diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk1.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk1.C | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk1.C b/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk1.C new file mode 100644 index 000000000..3bbd05069 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/inherit/thunk1.C @@ -0,0 +1,41 @@ +// { dg-do run { target i?86-*-* x86_64-*-* s390*-*-* alpha*-*-* ia64-*-* sparc*-*-* } } + +#include <stdarg.h> + +extern "C" void abort (); + +struct A { + virtual void f (int, ...) {} + int i; +}; + +struct B : virtual public A { +}; + +struct C : public B { + C (); + virtual void f (int, ...); +}; + +extern C* cp; + +C::C () { cp = this; } + +void C::f (int i, ...) { + if (this != cp) + abort (); + va_list ap; + if (i != 3) + abort (); + va_start (ap, i); + if (va_arg (ap, int) != 7) + abort (); + va_end (ap); +} + +C* cp = new C; + +int main () +{ + cp->f (3, 7); +} |