Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ipa/devirt-14.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* No devirtualization happens here, but A::foo should not end up as reachable because the constructor of A is unreachable and therefore the virtual method table referring to A::foo is optimized out. */ /* { dg-do run } */ /* { dg-options "-O2 -fdump-tree-ssa" } */ class B { public: virtual int foo(void) { return 0; } }; namespace { class A : public B { public: virtual int foo(void) { return 1; } }; } class B a, *b=&a; int main() { if (0) { class A a; a.foo(); } return b->foo(); } /* { dg-final { scan-tree-dump-not "A::foo" "ssa"} } */