diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/ipa/pr60640-3.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/ipa/pr60640-3.C | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/ipa/pr60640-3.C b/gcc-4.9/gcc/testsuite/g++.dg/ipa/pr60640-3.C new file mode 100644 index 000000000..21b1f58a0 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/ipa/pr60640-3.C @@ -0,0 +1,81 @@ +// { dg-do run } +// { dg-options "-O3" } + +struct Distraction +{ + char fc[8]; + virtual Distraction * return_self () + { return this; } +}; + +namespace { + +struct A; +static A * __attribute__ ((noinline, noclone)) get_an_A (); + +static int go; + +struct A +{ + int fi; + + A () : fi(777) {} + A (int pi) : fi (pi) {} + virtual A * foo (int p) = 0; +}; + +struct B; +static B * __attribute__ ((noinline, noclone)) get_a_B (); + +struct B : public Distraction, A +{ + B () : Distraction(), A() { } + B (int pi) : Distraction (), A (pi) {} + virtual B * foo (int p) + { + int o = fi; + for (int i = 0; i < p; i++) + o += i + i * i; + go = o; + + return get_a_B (); + } +}; + + +struct B gb1 (1111), gb2 (2); +static B * __attribute__ ((noinline, noclone)) +get_a_B () +{ + return &gb1; +} + +static A * __attribute__ ((noinline, noclone)) +get_an_A () +{ + return &gb2; +} + +} + +static int __attribute__ ((noinline, noclone)) +get_a_number () +{ + return 5; +} + +extern "C" void abort (void); + +int main (int argc, char *argv[]) +{ + for (int i = 0; i < get_a_number (); i++) + { + struct A *p = get_an_A (); + struct A *r = p->foo (4); + if (r->fi != 1111) + abort (); + if (go != 22) + abort (); + } + return 0; +} |