[3.15] gh-126219: Fix crash in tkinter.Tk with non-BMP className on Tcl/Tk 8.x (GH-151980)#152045
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serhiy-storchaka merged 1 commit intoJun 24, 2026
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…l/Tk 8.x (pythonGH-151980) Tcl 8.x crashes when title-casing a non-BMP character during Tk initialization, so such a className is now rejected with a ValueError. (cherry picked from commit 124c7cd91be8cff76d1eec0adef65991c23c4419) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com> Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>
This was referenced Jun 24, 2026
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Tcl 8.x crashes when title-casing a non-BMP character during Tk
initialization, so such a className is now rejected with a ValueError.
(cherry picked from commit 124c7cd)
Co-authored-by: Serhiy Storchaka storchaka@gmail.com
Co-authored-by: Claude Opus 4.8 noreply@anthropic.com
tkinter.Tksegfault with invalidclassName#126219