diff --git a/tools/qfcc/test/Makemodule.am b/tools/qfcc/test/Makemodule.am
index 51d173ba2..4c57e56a4 100644
--- a/tools/qfcc/test/Makemodule.am
+++ b/tools/qfcc/test/Makemodule.am
@@ -110,7 +110,8 @@ test_build_errors=\
 	tools/qfcc/test/double-demote-int-ginit.r \
 	tools/qfcc/test/double-demote-int-linit.r \
 	tools/qfcc/test/double-int-compare.r \
-	tools/qfcc/test/double-float-compare.r
+	tools/qfcc/test/double-float-compare.r \
+	tools/qfcc/test/shadow-param.r
 
 fail_build_errors=
 
@@ -385,6 +386,9 @@ tools/qfcc/test/double-int-compare.run$(EXEEXT): tools/qfcc/test/double-int-comp
 tools/qfcc/test/double-float-compare.run$(EXEEXT): tools/qfcc/test/double-float-compare.r $(qfcc_fail_run_deps)
 	@$(top_srcdir)/tools/qfcc/test/build-compile-fail-run $@ $(QFCC) $(QCFLAGS) $<
 
+tools/qfcc/test/shadow-param.run$(EXEEXT): tools/qfcc/test/shadow-param.r $(qfcc_fail_run_deps)
+	@$(top_srcdir)/tools/qfcc/test/build-compile-fail-run $@ $(QFCC) $(QCFLAGS) $<
+
 tools/qfcc/test/motor.run$(EXEEXT): tools/qfcc/test/motor.r $(qfcc_comp_run_deps)
 	@$(top_srcdir)/tools/qfcc/test/build-compile-pass-run $@ $(QFCC) $(QCFLAGS) -c $<
 
diff --git a/tools/qfcc/test/shadow-param.r b/tools/qfcc/test/shadow-param.r
new file mode 100644
index 000000000..c0c418e90
--- /dev/null
+++ b/tools/qfcc/test/shadow-param.r
@@ -0,0 +1,10 @@
+float func (int x)
+{
+	float x = 0;
+	return x;
+}
+
+int main ()
+{
+	return 1;	// test fails if compile succeeds
+}