URL
https://opencores.org/ocsvn/scarts/scarts/trunk
Subversion Repositories scarts
[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [g++.dg/] [opt/] [alias3.C] - Rev 12
Compare with Previous | Blame | View Log
// { dg-options "-O2" }
// Contributed by Nathan Sidwell 22 Dec 2003 <nathan@codesourcery.com>
// Origin: rsandifo@redhat.com
// PR c++/13387. Alias sets were incorrect
struct C {
C(short *p = 0, int i = 0) : ptr (p), index (i) {}
short operator*() { return ptr[index]; }
short *ptr;
int index;
};
C f1 (C) __attribute__ ((noinline));
C f1 (C x)
{
return x;
}
void f2 (short)__attribute__ ((noinline));;
short s;
void f2 (short s_)
{
s = s_;
}
C g (C x)__attribute__ ((noinline));
C g (C x)
{
x = f1 (x);
f2 (*x);
return x;
}
int main ()
{
short p[2] = { 0x1234, 0x5678 };
C x (p, 1);
g (x);
return s != p[1];
}