To prevent bitrot of the format string of the debug statement, files with
  conditional debug statements should ensure that printf is compiled always,
  and enclosed within if(0) statements and not in #ifdef.

Signed-off-by: Anishka Gupta <rimjhim0...@gmail.com>
---
 include/hw/unicore32/puv3.h | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/include/hw/unicore32/puv3.h b/include/hw/unicore32/puv3.h
index 5a4839f..e268484 100644
--- a/include/hw/unicore32/puv3.h
+++ b/include/hw/unicore32/puv3.h
@@ -41,10 +41,14 @@
 #define PUV3_IRQS_OST0          (26)
 
 /* All puv3_*.c use DPRINTF for debug. */
-#ifdef DEBUG_PUV3
-#define DPRINTF(fmt, ...) printf("%s: " fmt , __func__, ## __VA_ARGS__)
-#else
-#define DPRINTF(fmt, ...) do {} while (0)
-#endif
+#define DEBUG_PUV3 0
+
+#define DPRINTF(fmt, ...)
+    if (DEBUG_PUV3) {
+        fprintf(stderr, "%s: " fmt , __func__, ## __VA_ARGS__)
+    }
+    else {
+        do {} while (0)
+    }
 
 #endif /* QEMU_HW_PUV3_H */
-- 
2.5.0


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