<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>126425</bug_id>
          
          <creation_ts>2014-01-03 00:56:01 -0800</creation_ts>
          <short_desc>REGRESSION(r160441): 2 layout test failures on GTK after enabling saturated layout arithmetic</short_desc>
          <delta_ts>2014-04-07 10:54:41 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebKitGTK</component>
          <version>528+ (Nightly build)</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>WORKSFORME</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>Gtk, LayoutTestFailure, Regression</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Zan Dobersek">zan</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>jfernandez</cc>
    
    <cc>mrobinson</cc>
    
    <cc>svillar</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>964054</commentid>
    <comment_count>0</comment_count>
    <who name="Zan Dobersek">zan</who>
    <bug_when>2014-01-03 00:56:01 -0800</bug_when>
    <thetext>r160441 enabled the saturated layout arithmetic, but caused the following two tests to fail:
 fast/block/float/overhanging-tall-block.html
 scrollbars/scrollbar-large-overflow-rectangle.html

Diff for fast/block/float/overhanging-tall-block.html (and the new pixel output also seems incorrect):
--- /home/slave/webkitgtk/gtk-linux-64-release/build/layout-test-results/fast/block/float/overhanging-tall-block-expected.txt
+++ /home/slave/webkitgtk/gtk-linux-64-release/build/layout-test-results/fast/block/float/overhanging-tall-block-actual.txt
@@ -1,11 +1,11 @@
-layer at (0,0) size 800x22278428
+layer at (0,0) size 800x33554431
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x22278428 backgroundClip at (0,0) size 800x16777216 clip at (0,0) size 800x16777216 outlineClip at (0,0) size 800x16777216
-  RenderBlock {HTML} at (0,0) size 800x22278428
-    RenderBody {BODY} at (8,8) size 784x22278412
-      RenderBlock {DIV} at (0,0) size 784x22278410
-      RenderBlock {DIV} at (0,22278412) size 784x0
-      RenderBlock {DIV} at (0,22278414) size 784x0
-layer at (10,10) size 201x22278406 backgroundClip at (10,10) size 201x16777206 clip at (11,11) size 199x16777205 outlineClip at (0,0) size 800x16777216
-  RenderTextControl {TEXTAREA} at (2,2) size 201x22278406 [bgcolor=#FFFFFF] [border: (1px solid #000000)]
+layer at (0,0) size 800x33554431 backgroundClip at (0,0) size 800x16777216 clip at (0,0) size 800x16777216 outlineClip at (0,0) size 800x16777216
+  RenderBlock {HTML} at (0,0) size 800x33554431
+    RenderBody {BODY} at (8,8) size 784x33554423
+      RenderBlock {DIV} at (0,0) size 784x33554431
+      RenderBlock {DIV} at (0,33554431) size 784x0
+      RenderBlock {DIV} at (0,33554431) size 784x0
+layer at (10,11) size 201x33554431 backgroundClip at (10,11) size 201x16777205 clip at (11,12) size 199x16777204 outlineClip at (0,0) size 800x16777216
+  RenderTextControl {TEXTAREA} at (2,3) size 201x33554428 [bgcolor=#FFFFFF] [border: (1px solid #000000)]
     RenderBlock {DIV} at (3,3) size 195x17

Diff for scrollbars/scrollbar-large-overflow-rectangle.html:
--- /home/slave/webkitgtk/gtk-linux-64-release/build/layout-test-results/scrollbars/scrollbar-large-overflow-rectangle-expected.txt
+++ /home/slave/webkitgtk/gtk-linux-64-release/build/layout-test-results/scrollbars/scrollbar-large-overflow-rectangle-actual.txt
@@ -1,3 +1,3 @@
 This page should be scrollable
-PASS
+FAIL document.body.scrollHeight = 600
 

http://trac.webkit.org/changeset/160441
http://webkit-test-results.appspot.com/dashboards/flakiness_dashboard.html#showAllRuns=true&amp;tests=fast%2Fblock%2Ffloat%2Foverhanging-tall-block.html%2Cscrollbars%2Fscrollbar-large-overflow-rectangle.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>998185</commentid>
    <comment_count>1</comment_count>
    <who name="Sergio Villar Senin">svillar</who>
    <bug_when>2014-04-07 10:54:41 -0700</bug_when>
    <thetext>Unskipped in https://trac.webkit.org/changeset/166875 as it was working</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>