Fix #7146: make dotty-staging available in REPL

Author: liufengyun

dist/bin/dotr

@@ -102,7 +102,7 @@ elif [ $execute_repl == true ] || [ ${#residual_args[@]} -ne 0 ]; then
     echo "warning: multiple classpaths are found, dotr only use the last one."
   fi
   if [ $with_compiler == true ]; then
-    cp_arg+="$PSEP$DOTTY_COMP$PSEP$DOTTY_INTF$PSEP$SCALA_ASM$DOTTY_STAGING"
+    cp_arg+="$PSEP$DOTTY_COMP$PSEP$DOTTY_INTF$PSEP$SCALA_ASM$PSEP$DOTTY_STAGING"
   fi
   eval exec "\"$JAVACMD\"" "$DEBUG"  "-classpath \"$cp_arg\"" "${jvm_options[@]}" "${residual_args[@]}"
 else

project/Build.scala

@@ -1288,7 +1288,7 @@ object Build {
     def asDist(implicit mode: Mode): Project = project.
       enablePlugins(PackPlugin).
       withCommonSettings.
-      dependsOn(`dotty-interfaces`, dottyCompiler, dottyLibrary, dottyDoc).
+      dependsOn(`dotty-interfaces`, dottyCompiler, dottyLibrary, `dotty-staging`, dottyDoc).
       settings(commonDistSettings).
       bootstrappedSettings(
         target := baseDirectory.value / "target" // override setting in commonBootstrappedSettings

project/scripts/bootstrapCmdTests

@@ -23,6 +23,11 @@ clear_out "$OUT"
 ./bin/dotr -classpath "$OUT" "$MAIN" > "$tmp"
 test "$EXPECTED_OUTPUT" = "$(cat "$tmp")"
 
+# check that `dotc` and `dotr` works for staging
+clear_out "$OUT"
+./bin/dotc tests/run-staging/i4044f.scala -d "$OUT"
+./bin/dotr -classpath "$OUT" Test > "$tmp"
+
 # check that `dotc -from-tasty` compiles and `dotr` runs it
 echo "testing ./bin/dotc -from-tasty and dotr -classpath"
 clear_out "$OUT1"