This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [PATCH] Fix TYPE_TYPELESS_STORAGE handling (PR middle-end/80423)


On Wed, Apr 19, 2017 at 08:22:23AM +0200, Jakub Jelinek wrote:
> Here in (so far untested) patch form:
> 
> 2017-04-19  Jakub Jelinek  <jakub@redhat.com>
> 
> 	PR middle-end/80423
> 	* tree.h (build_array_type): Add typeless_storage default argument.
> 	* tree.c (type_cache_hasher::equal): Also compare
> 	TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
> 	(build_array_type): Add typeless_storage argument, set
> 	TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
> 	recursive call.
> 	(build_nonshared_array_type): Adjust build_array_type_1 caller.
> 	(build_array_type): Likewise.  Add typeless_storage argument.
> c-family/
> 	* c-common.c (complete_array_type): Preserve TYPE_TYPELESS_STORAGE.
> cp/
> 	* tree.c (build_cplus_array_type): Call build_array_type
> 	with the intended TYPE_TYPELESS_STORAGE flag value, instead
> 	of calling build_array_type and modifying later TYPE_TYPELESS_STORAGE
> 	on the shared type.
> testsuite/
> 	* g++.dg/other/pr80423.C: New test.

Just for completeness, it bootstrapped/regtested successfully on x86_64-linux
and i686-linux.

	Jakub


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]