diff --git a/test/lib.h b/test/lib.h
index d1ef9d3..08c1c66 100644
--- a/test/lib.h
+++ b/test/lib.h
@@ -1,6 +1,27 @@
 #pragma once
 #include <stdio.h>
 
+struct Reg {
+	int r_;
+	Reg(int r) : r_(r) {}
+};
+
+inline const Reg& getReg0() { static const Reg r(0); return r; }
+inline const Reg& getReg1() { static const Reg r(1); return r; }
+inline const Reg& getReg2() { static const Reg r(2); return r; }
+
+static const Reg& r0 = getReg0();
+static const Reg& r1 = getReg1();
+static const Reg& r2 = getReg2();
+
+inline void putReg()
+{
+	puts("putReg");
+	printf("r0=%p, %d\n", &r0, r0.r_);
+	printf("r0=%p, %d\n", &r0, r1.r_);
+	printf("r0=%p, %d\n", &r0, r2.r_);
+}
+
 struct A {
 	int a;
 	A()
@@ -30,11 +51,13 @@ typedef XT<0> X;
 
 void init();
 
-static struct Init {
+struct Init {
 	Init()
 	{
 		puts("Init");
 		init();
+		putReg();
 	}
-} s_init;
+};
+static Init s_init;
 
diff --git a/test/lib_min.cpp b/test/lib_min.cpp
index a0e9223..1662bfc 100644
--- a/test/lib_min.cpp
+++ b/test/lib_min.cpp
@@ -1,5 +1,9 @@
 #include <stdio.h>
 
+static const struct XXX {
+	XXX() { puts("XXX"); }
+} s_sss;
+
 struct A {
 	int aaa;
 	A()
@@ -35,9 +39,13 @@ static struct Init {
 	}
 } s_init;
 
+int f() { puts("f"); return 4; }
+
+static const int r = f();
 
 int main()
 {
 	puts("main");
+	printf("r=%d\n", r);
 	X::sss.put();
 }
diff --git a/test/lib_run.cpp b/test/lib_run.cpp
index 459092a..18c29f3 100644
--- a/test/lib_run.cpp
+++ b/test/lib_run.cpp
@@ -4,5 +4,6 @@ int main()
 {
 	puts("main");
 	X::a.put();
+	putReg();
 }
 
diff --git a/test/lib_test.cpp b/test/lib_test.cpp
index dc7eee1..c111f7c 100644
--- a/test/lib_test.cpp
+++ b/test/lib_test.cpp
@@ -7,6 +7,7 @@ void init()
 	if (!init) return;
 	init = false;
 	X::a.put();
+	putReg();
 }