On Sat, 28 Apr 2007 18:20:55 +0100 Paul Brook <[EMAIL PROTECTED]> wrote:
> On Saturday 28 April 2007, Blue Swirl wrote: > > Hi, > > > > I'm investigating why Sparc32 user emulator breaks when linked with > > -lrt. It seems that other libraries also cause the problem, for > > example -lm -ldl -lX11 -lbfd -lslang is okay, but -lm -ldl -lX11 > > -lbfd -lslang -lglib-2.0 segfaults just like -lm -lrt. If just > > address space conflict was the issue, I'd think 12 megs libbfd > > would trigger the problem instead of 64k librt. > > > > Any ideas? > > I've never got this to work reliably on either x86 or amd64 hosts. I > get mysterious segfaults in the depths of libc. My guess is that the > tricks qemu uses to link itself as a shared library are confusing > things (possibly the TLS initialisation). I don't suppose using gcc/binutils -fPIE/-pie would achieve qemu's goals, thus avoiding the need to specify bespoke ld scripts? -- Kevin F. Quinn
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