Re: Bug#1121530: libreoffice: Please build with -fPIE on sparc64 to fix FTBFS

Hi Jan,

On Fri, 2025-11-28 at 00:17 +0100, Jan Engelhardt wrote:
> On Thursday 2025-11-27 22:13, John Paul Adrian Glaubitz wrote:
> > --- debian/rules.orig   2025-11-08 21:28:26.000000000 +0100
> > +++ debian/rules        2025-11-27 22:11:18.063514133 +0100
> > @@ -1146,6 +1146,11 @@
> >        DEB_CXXFLAGS_MAINT_APPEND = -ffp-contract=off
> > endif
> > 
> > +ifneq (,$(filter sparc64,$(DEB_HOST_ARCH)))
> > +       DEB_CFLAGS_MAINT_APPEND = -fPIE
> > +       DEB_CXXFLAGS_MAINT_APPEND = -fPIE
> > +endif
> 
> If all you have a "hammer" (e.g. `./configure CFLAGS=-fPIC`), that CFLAGS
> variable may be used by the software project for both executables and shared
> libraries.
> 
> It is possible for the build to fail, since PIE is not meant to
> be used when building shared libraries.
> 
> If that happens, you have to switch from PIE to PIC (that latter is more
> general).
> 
> On the other hand, if the software project uses libtool, you are in good hands:
> libtool forces -fPIC on shared libs anyway and transparently strips any
> conflicting -fPIE internally (it also eats the small model -fpic/-fpie
> in favor of -fPIC).

Yeah, you seem to be correct with your analysis as the -fPIE didn't help and the
error still occurs:

../shared/commonlib.c: In function 'timeNow':
../shared/commonlib.c:705:3: warning: 'ftime' is deprecated: Use gettimeofday or clock_gettime instead [-Wdeprecated-declarations]
  705 |   ftime(&buf);
      |   ^~~~~
In file included from ../shared/commonlib.c:7:
/usr/include/sparc64-linux-gnu/sys/timeb.h:29:12: note: declared here
   29 | extern int ftime (struct timeb *__timebuf)
      |            ^~~~~
lp_MDO.o: in function `getMDO':
lp_MDO.c:(.text+0x6f4): relocation truncated to fit: R_SPARC_GOT13 against symbol `mdo_free' defined in .text section in lp_MDO.o
lp_MDO.c:(.text+0x6fc): relocation truncated to fit: R_SPARC_GOT13 against symbol `mdo_calloc' defined in .text section in lp_MDO.o
mmio.o: in function `mm_read_mtx_crd':
mmio.c:(.text+0x938): relocation truncated to fit: R_SPARC_GOT13 against symbol `stdin@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.c:(.text+0x9f8): relocation truncated to fit: R_SPARC_GOT13 against symbol `stdin@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.c:(.text+0xa7c): relocation truncated to fit: R_SPARC_GOT13 against symbol `stdin@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.o: in function `mm_read_unsymmetric_sparse':
mmio.c:(.text+0xce8): relocation truncated to fit: R_SPARC_GOT13 against symbol `stderr@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.c:(.text+0xd24): relocation truncated to fit: R_SPARC_GOT13 against symbol `stderr@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.o: in function `mm_write_mtx_crd':
mmio.c:(.text+0xdd0): relocation truncated to fit: R_SPARC_GOT13 against symbol `stdout@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
mmio.c:(.text+0xf44): relocation truncated to fit: R_SPARC_GOT13 against symbol `stdout@@GLIBC_2.2' defined in .data section in /lib/sparc64-linux-gnu/libc.so.6
myblas.o: in function `is_nativeBLAS':
myblas.c:(.text+0x7a0): relocation truncated to fit: R_SPARC_GOT13 against symbol `hBLAS' defined in .bss section in myblas.o
myblas.o: in function `load_BLAS':
myblas.c:(.text+0x7c0): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status
make: *** [/home/glaubitz/loffice/libreoffice-26.2.0~alpha1/external/lpsolve/ExternalProject_lpsolve.mk:27: /home/glaubitz/loffice/libreoffice-26.2.0~alpha1/workdir/ExternalProject/lpsolve/build]
Error 1

So, I'll have to dig deeper in the build system where I need to pass -fPIE.

Adrian

-- 
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