Add another comment about target feature that also stops miscompilation

benhansen-io · Feb 16, 2023 · 7389dbd · 7389dbd
1 parent 33e511d
commit 7389dbd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/components/rust-esp-miscompile-test/CMakeLists.txt b/components/rust-esp-miscompile-test/CMakeLists.txt
@@ -65,7 +65,8 @@ ExternalProject_Add(
         CARGO_CMAKE_BUILD_SDKCONFIG=${sdkconfig}
         CARGO_CMAKE_BUILD_ESP_IDF=${idf_path}
         CARGO_CMAKE_BUILD_COMPILER=${CMAKE_C_COMPILER}
-        RUSTFLAGS=${ESP_RUSTFLAGS}
+        RUSTFLAGS=${ESP_RUSTFLAGS} # Changing to below also fixes the miscompilation
+        #RUSTFLAGS=-Ctarget-feature=-loop
         cargo build --target ${RUST_TARGET} --target-dir ${CARGO_TARGET_DIR} ${CARGO_BUILD_ARG} ${CARGO_BUILD_STD_ARG}
     INSTALL_COMMAND ""
     BUILD_ALWAYS TRUE