Bug 55661

Summary: CSS RGBA fast-path color parsing should clamp of out-of-range alpha values
Product: WebKit Reporter: Andras Becsi <abecsi>
Component: CSSAssignee: Andras Becsi <abecsi>
Status: RESOLVED FIXED    
Severity: Normal CC: abarth, eric, kling, ossy, webkit.review.bot
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: PC   
OS: All   
Attachments:
Description Flags
proposed patch with test case
none
proposed patch with test case none

Andras Becsi
Reported 2011-03-03 04:27:57 PST
RGBA fast-path color parsing does not handle out-of-range alpha values these are handled by the slow-path. Let the fast-path handle the clamping of out-of-range alpha values.
Attachments
proposed patch with test case (38.38 KB, patch)
2011-03-03 04:42 PST, Andras Becsi
no flags
proposed patch with test case (38.39 KB, patch)
2011-03-03 04:51 PST, Andras Becsi
no flags
Andras Becsi
Comment 1 2011-03-03 04:42:47 PST
Created attachment 84544 [details] proposed patch with test case
WebKit Review Bot
Comment 2 2011-03-03 04:44:06 PST
Attachment 84544 [details] did not pass style-queue: Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'LayoutTests/ChangeLog', u'LayoutTests/fast..." exit_code: 1 Source/WebCore/css/CSSParser.cpp:3884: Place brace on its own line for function definitions. [whitespace/braces] [4] Source/WebCore/css/CSSParser.cpp:3919: An else statement can be removed when the prior "if" concludes with a return, break, continue or goto statement. [readability/control_flow] [4] Total errors found: 2 in 6 files If any of these errors are false positives, please file a bug against check-webkit-style.
Andras Becsi
Comment 3 2011-03-03 04:51:12 PST
Created attachment 84545 [details] proposed patch with test case Fixed the style issues.
Andreas Kling
Comment 4 2011-03-03 05:35:15 PST
Comment on attachment 84545 [details] proposed patch with test case View in context: https://bugs.webkit.org/attachment.cgi?id=84545&action=review r=me, and thanks for including the test I forgot to commit ages ago! >_< > Source/WebCore/css/CSSParser.cpp:3945 > for (int i = 0; i < length; ++i) { The braces for this block should be removed now.
Andras Becsi
Comment 5 2011-03-03 05:52:49 PST
Andras Becsi
Comment 6 2011-03-03 05:53:26 PST
Comment on attachment 84545 [details] proposed patch with test case Clearing flags.
WebKit Review Bot
Comment 7 2011-03-03 07:17:36 PST
http://trac.webkit.org/changeset/80235 might have broken GTK Linux 32-bit Release The following tests are not passing: fast/canvas/rgba-parsing.html
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