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Re: operator new returns nonzero


It isn't a front-end patch, but it is still a C++ patch, maybe Jason will have comments? Anyone else?

On Mon, 16 Sep 2013, Marc Glisse wrote:

Nobody has expressed concern for a week, so it may be worth doing an official review ;-)

http://gcc.gnu.org/ml/gcc-patches/2013-09/msg00676.html

On Mon, 9 Sep 2013, Marc Glisse wrote:

I have now tested bootstrap+testsuite and there was no regression.

2013-09-07  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/19476
gcc/
	* fold-const.c (tree_expr_nonzero_warnv_p): Handle operator new.
	* tree-vrp.c (gimple_stmt_nonzero_warnv_p, stmt_interesting_for_vrp):
	Likewise.
	(vrp_visit_stmt): Remove duplicated code.

gcc/testsuite/
	* g++.dg/tree-ssa/pr19476-1.C: New file.
	* g++.dg/tree-ssa/pr19476-2.C: Likewise.
	* g++.dg/tree-ssa/pr19476-3.C: Likewise.
	* g++.dg/tree-ssa/pr19476-4.C: Likewise.

--
Marc Glisse


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