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Compile ocaml natives with -no-pie flag as a workaround for some problem
with dynamic loader.
ocaml builds fine on ppc64le, but when I try to use ocamlc, I'm getting
a segfault.
Gdb backtrace shows:
#0 0x00003fffb7fad710 in do_relocs (dso=0x3fffb7ff26a0 <app>, rel=0x200ab4b8, rel_size=2495088,
stride=3) at ldso/dynlink.c:379
#1 0x00003fffb7fae1ec in reloc_all (p=0x3fffb7ff26a0 <app>) at ldso/dynlink.c:1195
#2 0x00003fffb7fafc94 in __dls3 (sp=<optimized out>) at ldso/dynlink.c:1638
0000003 0x00003fffb7faf3d4 in __dls2 (base=<optimized out>, sp=0x3ffffffffba0) at ldso/dynlink.c:1424
0000004 0x00003fffb7facd2c in _dlstart_c (sp=<optimized out>, dynv=<optimized out>)
at ldso/dlstart.c:147
0000005 0x00003fffb7fb1104 in _dlstart () from /lib/ld-musl-powerpc64le.so.1
Upstream-Issue: https://caml.inria.fr/mantis/view.php?id=7562.
--- a/configure
+++ b/configure
@@ -867,6 +867,9 @@
sharedcccompopts="-fPIC"
mksharedlib="$cc -shared"
ldflags="$ldflags -Wl,-E"
+ case "$target" in
+ powerpc64le*) ldflags="$ldflags -no-pie"
+ esac
rpath="-Wl,-rpath,"
mksharedlibrpath="-Wl,-rpath,"
natdynlinkopts="-Wl,-E"
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