Merge pull request #602 from Anon258/master

Add grep check for LTO Test

Author: antoyo

.github/workflows/release.yml

@@ -76,4 +76,9 @@ jobs:
     - name: Run y.sh cargo build
       run: |
         EMBED_LTO_BITCODE=1 CHANNEL="release" ./y.sh cargo build --release --manifest-path tests/hello-world/Cargo.toml
-        # TODO: grep the asm output for "call my_func" and fail if it is found.
+        call_found=$(objdump -dj .text tests/hello-world/target/release/hello_world | grep -c "call .*mylib.*my_func" ) ||:
+        if [ $call_found -gt 0 ]; then
+          echo "ERROR: call my_func found in asm"
+          echo "Test is done with LTO enabled, hence inlining should occur across crates"
+          exit 1
+        fi