* g++.dg/ipa/devirt-15.C: New testcase.
From-SVN: r202153
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2013-09-01 Jan Hubicka <jh@suse.cz>
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* g++.dg/ipa/devirt-15.C: New testcase.
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2013-09-01 Eric Botcazou <ebotcazou@adacore.com>
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* gnat.dg/specs/linker_alias.ads: Skip on Darwin.
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/* Check that we speculatively devirutalize call to FOO to B::foo becuase
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A is noreturn. */
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/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-ipa-devirt" } */
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class A {
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public:
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virtual int foo(void)
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{
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throw (1);
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return 0;
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}
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};
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class B : public A {
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public:
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virtual int foo(void);
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};
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int
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B::foo(void)
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{
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return 1;
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}
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class A a, *b=&a;
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void
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m(void)
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{
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b->foo();
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}
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main()
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{
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m();
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}
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/* { dg-final { scan-ipa-dump "Speculatively devirtualizing call" "devirt"} } */
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/* { dg-final { cleanup-ipa-dump "devirt" } } */
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/* Match if (PROF_6 == foo) to verify that the speculation survived. */
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/* { dg-final { scan-tree-dump "== foo" "optimized"} } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */
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