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[Qemu-devel] Re: Problems encountered while building qemu-0.6.1


From: Peter S. Mazinger
Subject: [Qemu-devel] Re: Problems encountered while building qemu-0.6.1
Date: Sun, 20 Feb 2005 16:45:02 +0100 (CET)

On Sun, 20 Feb 2005, Peter S. Mazinger wrote:

for current cvs almost everything applies, some changes though.

> Hello!
> 
> 1. CFLAGS/LDFLAGS from config-host.mak are overwritten/ignored
> 2. VL_LDFLAGS/OP_CFLAGS should also "inherit" from config-host.mak
> 3. Trying to build qemu in an environment, where gcc defaults to -fPIC
> fails building op.o/osdep.o/helper.o.

only op.o/helper.o fail.

> If I disable -fPIC on the complete build, the resulting qemu-* files 
> contain text relocations (readelf -d <file>). Due to the fact that they 
> are like shared libs, the text relocs should not be present.
> 4. The files qemu-* (user and sofmmu) are created w/ LDFLAGS=-Wl,-shared
> creting ET_DYN/PIE executables. gcc-3.4 and binutils-2.15 support gcc 
> -pie/ld -pie, this can be checked by gcc -fpie and ld --help | grep pie
> 5. building qemu w/ a propolice/ssp patched gcc, op.o creation fails if 
> -fstack-protector-all is enabled.

if op.o is built w/ -fstack-protector, it fails creating op.h

> 
> Please CC to me, I am not subscribed, thanks.
> 
> Peter
> 
> 

-- 
Peter S. Mazinger <ps dot m at gmx dot net>           ID: 0xA5F059F2
Key fingerprint = 92A4 31E1 56BC 3D5A 2D08  BB6E C389 975E A5F0 59F2





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