diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/ipa/devirt-32.C')
-rw-r--r-- | gcc/testsuite/g++.dg/ipa/devirt-32.C | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ipa/devirt-32.C b/gcc/testsuite/g++.dg/ipa/devirt-32.C new file mode 100644 index 0000000000..64c44ba1e9 --- /dev/null +++ b/gcc/testsuite/g++.dg/ipa/devirt-32.C @@ -0,0 +1,23 @@ +/* { dg-options "-O2 -std=c++11 -fdump-ipa-inline" } */ +#include <new> + +class EmbeddedObject { +public: + virtual int val() { return 2; } +}; + +class Container { + alignas(EmbeddedObject) char buffer[sizeof(EmbeddedObject)]; +public: + EmbeddedObject *obj() { return (EmbeddedObject*)buffer; } + Container() { new (buffer) EmbeddedObject(); } +}; + +Container o; + +int main() +{ + __builtin_printf("%d\n", o.obj()->val()); +} +/* { dg-final { scan-ipa-dump-not "__builtin_unreachable" "inline" } } */ +/* { dg-final { cleanup-ipa-dump "inline" } } */ |