[Bug 22385] New: GCC 4.4.3 miscompiles GDI32 code on Intel Core i3/i5/i7 CPUs

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=22385

           Summary: GCC 4.4.3 miscompiles GDI32 code on Intel Core
                    i3/i5/i7 CPUs
           Product: Wine
           Version: unspecified
          Platform: x86
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gdi32
        AssignedTo: wine-bugs at winehq.org
        ReportedBy: t.artem at mailcity.com


Created an attachment (id=27394)
 --> (http://bugs.winehq.org/attachment.cgi?id=27394)
Miranda's dbtool.exe

When wine is compiled with GCC 4.4.3 with the following compiler flags: 

export CFLAGS="-march=native -O2 -pipe -ftree-vectorize"

on Intel Core i3/i5/i7 CPUs then some applications start crashing in gdi32
code.

A sample application and a backtrace will be attached.

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