diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index 4a741573d7..9bf6163e6b 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -43,11 +43,11 @@ struct DisasContext {
     uint32_t amask;
 };
 
-TCGv cpu_env;
+static TCGv cpu_env;
 
 #include "gen-icount.h"
 
-void alpha_translate_init()
+static void alpha_translate_init()
 {
     static int done_init = 0;
     if (done_init)
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index b98ba35bd3..e0c318582c 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -49,7 +49,7 @@ static TCGv cpu_env;
 
 void ppc_translate_init(void)
 {
-    int done_init = 0;
+    static int done_init = 0;
     if (done_init)
         return;
     cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
diff --git a/target-sh4/translate.c b/target-sh4/translate.c
index 8e3f324f3e..0a6f4171fd 100644
--- a/target-sh4/translate.c
+++ b/target-sh4/translate.c
@@ -60,7 +60,7 @@ static TCGv cpu_env;
 
 #include "gen-icount.h"
 
-void sh4_translate_init()
+static void sh4_translate_init()
 {
     static int done_init = 0;
     if (done_init)