Re: [edk2-devel] [PATCH v2 1/1] Basetools: fix gcc workaround

["Yuwei Chen" <yuwei.chen@intel.com>]

Hi Liming,

Have tried this option, still not works. 

Thanks,
Christine (Yuwei)

> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of
> gaoliming
> Sent: Thursday, March 31, 2022 1:33 PM
> To: Chen, Christine <yuwei.chen@intel.com>; devel@edk2.groups.io; 'Gerd
> Hoffmann' <kraxel@redhat.com>; Kinney, Michael D
> <michael.d.kinney@intel.com>; 'Sean Brogan'
> <sean.brogan@microsoft.com>; Shi, Steven <steven.shi@intel.com>; Feng,
> Bob C <bob.c.feng@intel.com>
> Cc: 'Rebecca Cran' <rebecca@bsdio.com>; 'Pawel Polawski'
> <ppolawsk@redhat.com>; 'Oliver Steffen' <osteffen@redhat.com>
> Subject: 回复: [edk2-devel] [PATCH v2 1/1] Basetools: fix gcc workaround
> 
> Christine:
>   Can you try the option -Wno-unknown-warning to see whether it disables
> the warning about an unrecognized command line option?
> 
> Thanks
> Liming
> > -----邮件原件-----
> > 发件人: Chen, Christine <yuwei.chen@intel.com>
> > 发送时间: 2022年3月31日 10:47
> > 收件人: devel@edk2.groups.io; Chen, Christine <yuwei.chen@intel.com>;
> > Gerd Hoffmann <kraxel@redhat.com>; Kinney, Michael D
> > <michael.d.kinney@intel.com>; Sean Brogan
> <sean.brogan@microsoft.com>;
> > Gao, Liming <gaoliming@byosoft.com.cn>; Shi, Steven
> > <steven.shi@intel.com>; Feng, Bob C <bob.c.feng@intel.com>
> > 抄送: Rebecca Cran <rebecca@bsdio.com>; Pawel Polawski
> > <ppolawsk@redhat.com>; Oliver Steffen <osteffen@redhat.com>
> > 主题: RE: [edk2-devel] [PATCH v2 1/1] Basetools: fix gcc workaround
> >
> > Since the gcc12 has the incompatible change from GCC5.4, I'd also
> > suggest
> we
> > could create a new TOOL CHAIN for gcc12.
> > The error reports I collected show in gcc5.4 ,
> "-Wno-error=stringop-overflow"
> > is an unrecognized command line option which is available in gcc12.
> >
> > Thanks,
> > Christine (Yuwei)
> > > -----Original Message-----
> > > From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of
> Yuwei
> > > Chen
> > > Sent: Thursday, March 31, 2022 8:51 AM
> > > To: Gerd Hoffmann <kraxel@redhat.com>; devel@edk2.groups.io
> > > Cc: Feng, Bob C <bob.c.feng@intel.com>; Rebecca Cran
> > > <rebecca@bsdio.com>; Pawel Polawski <ppolawsk@redhat.com>; Oliver
> > > Steffen <osteffen@redhat.com>; Gao, Liming
> > > <gaoliming@byosoft.com.cn>
> > > Subject: Re: [edk2-devel] [PATCH v2 1/1] Basetools: fix gcc
> > > workaround
> > >
> > > Hi Hoffmann,
> > >
> > > I received some reports that some platforms are using gcc5.4. With
> > > this
> > patch,
> > > these platform builds are still broken.
> > > Would you like to revert the original commits?
> > >
> > > Thanks,
> > > Christine (Yuwei)
> > >
> > > > -----Original Message-----
> > > > From: Gerd Hoffmann <kraxel@redhat.com>
> > > > Sent: Tuesday, March 29, 2022 4:38 PM
> > > > To: devel@edk2.groups.io
> > > > Cc: Feng, Bob C <bob.c.feng@intel.com>; Rebecca Cran
> > > > <rebecca@bsdio.com>; Pawel Polawski <ppolawsk@redhat.com>;
> Oliver
> > > > Steffen <osteffen@redhat.com>; Chen, Christine
> > > <yuwei.chen@intel.com>;
> > > > Gao, Liming <gaoliming@byosoft.com.cn>; Gerd Hoffmann
> > > > <kraxel@redhat.com>
> > > > Subject: [PATCH v2 1/1] Basetools: fix gcc workaround
> > > >
> > > > Apply the workaround only in case the compiler is gcc.
> > > > Fixes builds with clang.
> > > >
> > > > Fixes: 22130dcd98b4 ("Basetools: turn off gcc12 warning")
> > > > Reported-by: Rebecca Cran <rebecca@bsdio.com>
> > > > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> > > > ---
> > > >  BaseTools/Source/C/DevicePath/GNUmakefile | 2 ++
> > > >  1 file changed, 2 insertions(+)
> > > >
> > > > diff --git a/BaseTools/Source/C/DevicePath/GNUmakefile
> > > > b/BaseTools/Source/C/DevicePath/GNUmakefile
> > > > index b05d2bddfa68..6323e7355cc8 100644
> > > > --- a/BaseTools/Source/C/DevicePath/GNUmakefile
> > > > +++ b/BaseTools/Source/C/DevicePath/GNUmakefile
> > > > @@ -13,8 +13,10 @@ OBJECTS = DevicePath.o UefiDevicePathLib.o
> > > > DevicePathFromText.o  DevicePathUtili
> > > >
> > > >  include $(MAKEROOT)/Makefiles/app.makefile
> > > >
> > > > +ifneq ($(CXX), llvm)
> > > >  # gcc 12 trips over device path handling  BUILD_CFLAGS += -Wno-
> > > > error=stringop-overflow
> > > > +endif
> > > >
> > > >  LIBS = -lCommon
> > > >  ifeq ($(CYGWIN), CYGWIN)
> > > > --
> > > > 2.35.1
> > >
> > >
> > >
> > >
> > >
> 
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