On windows 10 Pro 1803 with nVidia GT750 GPU, and Windows 10 Home 1809 with Intel HD 620 GPU toggling from OpenGL to Default CPU or HA with recent master breaks many UI elements. Writer document canvas renders gray. Calc sheet grid is empty. Many menus are highlighted in Blue Rendering seems OK with OpenGL enabled. current master x86 (TB39) and 64bit (TB42) builds Version: 6.3.0.0.alpha0+ (x64) Build ID: 775dd70bb9d50f0bbc8d9e5c6e09fd6e76b3aefe CPU threads: 8; OS: Windows 10.0; UI render: GL; VCL: win; TinderBox: Win-x86_64@42, Branch:master, Time: 2019-01-21_17:28:26 Locale: en-US (en_US); UI-Language: en-US Calc: CL Version: 6.3.0.0.alpha0+ Build ID: fef58ec13c548fbd692adabafb0a84f50c273146 CPU threads: 8; OS: Windows 10.0; UI render: GL; VCL: win; Locale: en-US (en_US); UI-Language: en-US Calc: CL
Bibisect from TB builds on hand... OK Build ID: eca59b6b8a0cf826ac59f77aec9acf045340c23f Build ID: 62ce65fe042543e7aeaf83bf66f8c2357ff902c6 Build ID: b8e450a54936560cdac00ab4c70ef80c20cfaf99 Build ID: 6d70e04f66cbeb3aeeb1e9b69d5b201ae3d24747 BAD Build ID: 775dd70bb9d50f0bbc8d9e5c6e09fd6e76b3aefe Build ID: 41ae69e330857a3bb983f20c4096be125c4139e9 https://cgit.freedesktop.org/libreoffice/core/log/?qt=range&q=6d70e04f66cbeb3aeeb1e9b69d5b201ae3d24747..775dd70bb9d50f0bbc8d9e5c6e09fd6e76b3aefe
Confirmed with a fresh master daily build (41ae69e330857a3bb983f20c4096be125c4139e9) / Windows 7, default rendering. I didn't understand what HA's supposed to stand for, but then I realized it's the hardware acceleration option.
Bibisected to the following commit using repo bibisect-win32-6.3. Same as for bug 122851. Adding Cc: to Dmitriy Shilin, please take a look as soon as possible. https://cgit.freedesktop.org/libreoffice/core/commit/?id=b940eb5903f583089e99042d60ceae635ae2af83 author Dmitriy Shilin <dshil@fastmail.com> 2019-01-19 22:52:35 -0800 committer Mike Kaganski <mike.kaganski@collabora.com> 2019-01-20 11:12:29 +0100 tdf#107792 vcl/win: do not afraid to delete stock objects
reverted in https://cgit.freedesktop.org/libreoffice/core/commit/?id=81ab8e736fafbe826008939568e2d446204ae080