Fix LLVM error on armel
GHC 8.10 fails to build on armel with the following error:
LLVM ERROR: unable to allocate function argument #8
PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace.
Stack dump:
0. Program arguments: llc-12 -O2 -enable-tbaa -relocation-model=pic -mcpu=arm7tdmi -mattr=+soft-float,-vfp2,-vfp2sp,-vfp3,-vfp3d16,-vfp3d16sp,-vfp3sp,-fp16,-vfp4,-vfp4d16,-vfp4d16sp,-vfp4sp,-fp-armv8,-fp-armv8d16,-fp-armv8d16sp,-fp-armv8sp,-fullfp16,-fp64,-d32,-neon,-crypto,-dotprod,-fp16fml,-bf16,-mve,-mve.fp,-fpregs,+strict-align /tmp/ghc5537_0/ghc_6.bc -o /tmp/ghc5537_0/ghc_7.lm_s
1. Running pass 'Function Pass Manager' on module '/tmp/ghc20177_0/ghc_6.bc'.
2. Running pass 'ARM Instruction Selection' on function '@"stg_gc_f1$def"'
`llc-12' failed in phase `LLVM Compiler'. (Exit code: -6)
make[3]: *** [rts/ghc.mk:325: rts/dist/build/HeapStackCheck.o] Error 1
Surprisingly, reverting commit
4540bbe2811e860f35de6e67ab2f0040592fd3a5 fixes
thie error.
Author: Ilias Tsitsimpis <iliastsi@debian.org>
Bug: https://gitlab.haskell.org/ghc/ghc/-/issues/20285
Gbp-Pq: Name fix-llvm-armel
ghc (9.4.7-2) unstable; urgency=medium
* Remove files generated by gen_contents_index at installation time (Closes:
#
1055817)
* Canonicalize paths in gen_contents_index (Closes: #
1055070)
* Backport upstream fix for CLRRI opcode on ppc64{el,} (Closes: #
1054894)
* Pass number of parallel jobs from DEB_BUILD_OPTIONS to hadrian.
Code adapted from the debian/rules file for src:cmake.
Thanks to John Paul Adrian Glaubitz for the fix (Closes: #
1056742).
* Restore --disable-ld-override for affected architectures (Closes: #
1056636)
[dgit import unpatched ghc 9.4.7-2]