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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/108681] [13 Regression] gcc hangs compiling
 opencv/channels_combine.cpp for aarch64
Date: Mon, 06 Feb 2023 06:08:32 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: rtl-optimization
X-Bugzilla-Version: 13.0
X-Bugzilla-Keywords: compile-time-hog
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108681

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |13.0
            Summary|gcc hangs compiling         |[13 Regression] gcc hangs
                   |opencv/channels_combine.cpp |compiling
                   |for aarch64                 |opencv/channels_combine.cpp
                   |                            |for aarch64
          Component|middle-end                  |rtl-optimization

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
rtl_dce seems stuck and keeps on adding to the worklist for:

;; Function carotene_o4t::combine2
(_ZN12carotene_o4t8combine2ERKNS_6Size2DEPKllS4_lPll, funcdef_no=3D5226,
decl_uid=3D40999, cgraph_uid=3D4575, symbol_order=3D4584)=