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-rw-r--r--tests/tcg/minilib/printf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tests/tcg/minilib/printf.c b/tests/tcg/minilib/printf.c
index 121620cb16..10472b4f58 100644
--- a/tests/tcg/minilib/printf.c
+++ b/tests/tcg/minilib/printf.c
@@ -119,6 +119,9 @@ void ml_printf(const char *fmt, ...)
             str = va_arg(ap, char*);
             print_str(str);
             break;
+        case 'c':
+            __sys_outc(va_arg(ap, int));
+            break;
         case '%':
             __sys_outc(*fmt);
             break;