[Webkit-unassigned] [Bug 62916] New: WebCore fails to compile in thumb mode when neon instructions are enabled.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=62916

           Summary: WebCore fails to compile in thumb mode when neon
                    instructions are enabled.
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: raymes at google.com


When the -mthumb option is passed to GCC and neon instructions are enabled, FELightingNEON.cpp fails to be assembled with the following error:
{standard input}: Assembler messages:
{standard input}:56: Error: Thumb does not support negative register indexing -- `ldrb r0,[r4,-r12]'
{standard input}: Assembler messages:
{standard input}:177: Warning: conditional infixes are deprecated in unified syntax

make: *** [c/Release/obj.target/webcore_platform/third_party/WebKit/Source/WebCore/platform/graphics/filters/arm/FELightingNEON.o] Error 1

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