Bug 220551

Summary: [ Big Sur ] platform/mac/fast/text/international/bidi-fallback-font-weight.html is failing
Product: WebKit Reporter: Truitt Savell <tsavell>
Component: New BugsAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Truitt Savell 2021-01-12 10:51:30 PST
platform/mac/fast/text/international/bidi-fallback-font-weight.html

This test is failing constantly on Big Sur

History:
https://results.webkit.org/?suite=layout-tests&test=platform%2Fmac%2Ffast%2Ftext%2Finternational%2Fbidi-fallback-font-weight.html

Diff:
--- /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/platform/mac/fast/text/international/bidi-fallback-font-weight-expected.txt
+++ /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/platform/mac/fast/text/international/bidi-fallback-font-weight-actual.txt
@@ -20,14 +20,14 @@
             text run at (125,0) width 38 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {P} at (0,87) size 784x19
-        RenderText {#text} at (0,1) size 92x18
-          text run at (0,1) width 49: "abcd "
-          text run at (48,1) width 35 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}"
-          text run at (82,1) width 10: " "
-        RenderInline {B} at (0,0) size 86x18
-          RenderText {#text} at (91,1) size 86x18
-            text run at (91,1) width 49: "abcd "
-            text run at (139,1) width 38 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}"
+        RenderText {#text} at (0,0) size 97x18
+          text run at (0,0) width 49: "abcd "
+          text run at (48,0) width 39 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}"
+          text run at (86,0) width 11: " "
+        RenderInline {B} at (0,0) size 87x18
+          RenderText {#text} at (96,0) size 87x18
+            text run at (96,0) width 49: "abcd "
+            text run at (144,0) width 39 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {P} at (0,122) size 784x19
         RenderText {#text} at (0,1) size 73x18
Comment 1 Radar WebKit Bug Importer 2021-01-12 10:54:21 PST
<rdar://problem/73048055>
Comment 2 Truitt Savell 2021-01-12 10:56:43 PST
This test began showing in history after the changes in r271039
Comment 3 Truitt Savell 2021-01-12 13:19:02 PST
Marked as failing in https://trac.webkit.org/changeset/271413/webkit