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-rw-r--r--tests/tcg/minilib/printf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/tcg/minilib/printf.c b/tests/tcg/minilib/printf.c
index 10472b4f58..fb0189c2bb 100644
--- a/tests/tcg/minilib/printf.c
+++ b/tests/tcg/minilib/printf.c
@@ -27,7 +27,7 @@ static void print_str(char *s)
 
 static void print_num(unsigned long long value, int base)
 {
-    char digits[] = "0123456789abcdef";
+    static const char digits[] = "0123456789abcdef";
     char buf[32];
     int i = sizeof(buf) - 2, j;