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Preserve provenance through pointer offsetting

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Nathaniel Filardo
2019-04-26 17:23:22 +01:00
parent 00268fc2ad
commit 261249d9cb
3 changed files with 4 additions and 5 deletions
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4
src/test/perf/external_pointer/externalpointer.cc
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@@ -72,8 +72,8 @@ namespace test
size_t* external_ptr = objects[oid];
size_t size = *external_ptr;
size_t offset = (size >> 4) * (rand & 15);
size_t interior_ptr = ((size_t)external_ptr) + offset;
void* calced_external = Alloc::external_pointer((void*)interior_ptr);
void* interior_ptr = pointer_offset(external_ptr, offset);
void* calced_external = Alloc::external_pointer(interior_ptr);
if (calced_external != external_ptr)
abort();
}