[SVG] url(#fragment) can't resolve properly with HTML base element
Created attachment 374679 [details]
Firefox 68: OK
Chrome 75: OK
Safari Technology Preview Relase 87: NG
WinCairo and QtWebKit shows black sun icons in Google News without User Agent spoofing.
SVG 2: Linking: 188.8.131.52. Generating the absolute URL
> As defined in CSS Values and Units, a fragment-only URL in a
> style property must be treated as a same-document URL reference,
> regardless of the file in which the property was declared.
If <base href="."> is removed from the test case, the rectangle will be filled by the gradient. This is already reported in https://bugs.webkit.org/show_bug.cgi?id=189499.
*** This bug has been marked as a duplicate of bug 189499 ***