Merge branch 'maint-0.3.5'

src/test/include.am

@@ -12,8 +12,7 @@ TESTS_ENVIRONMENT = \
 	export EXTRA_CARGO_OPTIONS="$(EXTRA_CARGO_OPTIONS)"; \
 	export CARGO_ONLINE="$(CARGO_ONLINE)"; \
 	export CCLD="$(CCLD)"; \
-	chmod +x "$(abs_top_builddir)/link_rust.sh"; \
-	export RUSTFLAGS="-C linker=$(abs_top_builddir)/link_rust.sh";
+	export RUSTFLAGS="-C linker=`echo '$(CC)' | cut -d' ' -f 1` $(RUST_LINKER_OPTIONS)";
 
 TESTSCRIPTS = \
 	src/test/fuzz_static_testcases.sh \

src/test/test_rust.sh

@@ -5,12 +5,20 @@ set -e
 
 export LSAN_OPTIONS=suppressions=${abs_top_srcdir:-../../..}/src/test/rust_supp.txt
 
+# When testing Cargo we pass a number of very specific linker flags down
+# through Cargo. We do not, however, want these flags to affect things like
+# build scripts, only the tests that we're compiling. To ensure this happens
+# we unconditionally pass `--target` into Cargo, ensuring that `RUSTFLAGS` in
+# the environment won't make their way into build scripts.
+rustc_host=$(rustc -vV | grep host | sed 's/host: //')
+
 for cargo_toml_dir in "${abs_top_srcdir:-../../..}"/src/rust/*; do
     if [ -e "${cargo_toml_dir}/Cargo.toml" ]; then
 	cd "${abs_top_builddir:-../../..}/src/rust" && \
 	    CARGO_TARGET_DIR="${abs_top_builddir:-../../..}/src/rust/target" \
 	    "${CARGO:-cargo}" test ${CARGO_ONLINE-"--frozen"} \
-	    --features "test_linking_hack" \
+            --features "test_linking_hack" \
+            --target $rustc_host \
 	    ${EXTRA_CARGO_OPTIONS} \
 	    --manifest-path "${cargo_toml_dir}/Cargo.toml" || exitcode=1
     fi