[petsc-dev] Allocating arrays

[Jed Brown]

Barry Smith <bsmith at mcs.anl.gov> writes:
>   PetscNew() is PetscCalloc1(1,&beasty); the original analogy with C++
>   was that it creates a struct and initializes it to zero entries. :-)

But C++ new does not initialize structs.  It does calls constructors for
non-POD types.

>   I’d like to keep it.

Okay, it becomes

  PetscNew(&beasty);
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