Merge pull request #3 from Foundation-Devices/1.91.1-xous-arm-pie

SFT-4115: target.json: use PIE relocation model

Author: eupn

armv7a-unknown-xous-elf.json

@@ -14,7 +14,7 @@
   "arch": "arm",
   "features": "+v7,+thumb2,+thumb-mode,+vfp4d16,+d32,+neon,+strict-align",
   "executables": true,
-  "relocation-model": "static",
+  "relocation-model": "pie",
   "supports-stack-protector": true,
   "os": "xous"
 }

rebuild.sh

@@ -118,7 +118,7 @@ rm -f $dest_lib_path/*.rlib
 # TODO: Use below to remove duplicates
 # previous_libraries=$(ls -1 $src_path/*.rlib || echo "")
 
-RUSTFLAGS="$RUSTFLAGS --cfg keyos --check-cfg=cfg(keyos)" cargo build \
+RUSTFLAGS="$RUSTFLAGS --cfg keyos --check-cfg=cfg(keyos) -C relocation-model=pie" cargo build \
     --target ${target} \
     -Zbinary-dep-depinfo \
     --release \