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-rw-r--r--hw/display/pxa2xx_template.h22
1 files changed, 17 insertions, 5 deletions
diff --git a/hw/display/pxa2xx_template.h b/hw/display/pxa2xx_template.h
index 1cbe36cb80..c64eebc4b6 100644
--- a/hw/display/pxa2xx_template.h
+++ b/hw/display/pxa2xx_template.h
@@ -11,14 +11,26 @@
# define SKIP_PIXEL(to) to += deststep
#if BITS == 8
-# define COPY_PIXEL(to, from) *to = from; SKIP_PIXEL(to)
+# define COPY_PIXEL(to, from) do { *to = from; SKIP_PIXEL(to); } while (0)
#elif BITS == 15 || BITS == 16
-# define COPY_PIXEL(to, from) *(uint16_t *) to = from; SKIP_PIXEL(to)
+# define COPY_PIXEL(to, from) \
+ do { \
+ *(uint16_t *) to = from; \
+ SKIP_PIXEL(to); \
+ } while (0)
#elif BITS == 24
-# define COPY_PIXEL(to, from) \
- *(uint16_t *) to = from; *(to + 2) = (from) >> 16; SKIP_PIXEL(to)
+# define COPY_PIXEL(to, from) \
+ do { \
+ *(uint16_t *) to = from; \
+ *(to + 2) = (from) >> 16; \
+ SKIP_PIXEL(to); \
+ } while (0)
#elif BITS == 32
-# define COPY_PIXEL(to, from) *(uint32_t *) to = from; SKIP_PIXEL(to)
+# define COPY_PIXEL(to, from) \
+ do { \
+ *(uint32_t *) to = from; \
+ SKIP_PIXEL(to); \
+ } while (0)
#else
# error unknown bit depth
#endif