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re PR tree-optimization/62091 (ice in before_dom_children)

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PR tree-optimization/62091
	* g++.dg/ipa/devirt-39.C: New.

From-SVN: r214209
This commit is contained in:
Jason Merrill 2014-08-19 22:03:56 -04:00
parent 7351b44f25
commit 8714cbc5c7
1 changed files with 29 additions and 0 deletions
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29
gcc/testsuite/g++.dg/ipa/devirt-39.C Normal file
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@ -0,0 +1,29 @@
// PR c++/61214
/* { dg-options "-O2 -fdump-tree-optimized" } */
struct Base
{
virtual ~Base();
virtual Base* clone() {
return 0;
}
};
struct Foo : Base
{
virtual ~Foo();
virtual Base* clone() {
return new Foo();
}
};
int main()
{
Base* f = new Foo();
f->clone();
return 0;
}
/* { dg-final { scan-tree-dump-not "OBJ_TYPE_REF" "optimized" } } */
/* { dg-final { scan-assembler-not "_ZN3Foo5cloneEv" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */