Mark some variables as possibly unused to avoid warnings

Originally committed as revision 21775 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index 00d2168..6bd8023 100644 (file)
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -386,7 +386,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
                        int Y2=1<<18;\
                        int U=1<<18;\
                        int V=1<<18;\
-                       type *r, *b, *g;\
+                       type attribute_unused *r, *b, *g;\
                        const int i2= 2*i;\
                        \
                        for(j=0; j<lumFilterSize; j++)\

diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index 645328c..e9dc5b4 100644 (file)
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -265,14 +265,16 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic
     for(y=0; y<srcSliceH; y+=2){\
        dst_type *dst_1= (dst_type*)(dst[0] + (y+srcSliceY  )*dstStride[0]);\
        dst_type *dst_2= (dst_type*)(dst[0] + (y+srcSliceY+1)*dstStride[0]);\
-       dst_type *r, *g, *b;\
+       dst_type attribute_unused *r, *b;\
+       dst_type *g;\
        uint8_t *py_1= src[0] + y*srcStride[0];\
        uint8_t *py_2= py_1 + srcStride[0];\
        uint8_t *pu= src[1] + (y>>1)*srcStride[1];\
        uint8_t *pv= src[2] + (y>>1)*srcStride[2];\
        unsigned int h_size= c->dstW>>3;\
        while (h_size--) {\
-           int U, V, Y;\
+           int attribute_unused U, V;\
+           int Y;\
 
 #define EPILOG(dst_delta)\
            pu += 4;\