X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=output%2Fvcd.c;h=60ec58c3a9bd67f65623c446c67f40743a138b89;hb=3e43da1f70d48aba917026074d46ca4c91e43bf1;hp=8e2d1b2191d9e1f77825a58c9cdec33aeeac2e83;hpb=d3c74a6fb05118e32ad421443251b7b3288918f9;p=libsigrok.git

diff --git a/output/vcd.c b/output/vcd.c
index 8e2d1b21..60ec58c3 100644
--- a/output/vcd.c
+++ b/output/vcd.c
@@ -190,7 +190,7 @@ static int receive(struct sr_output *o, const struct sr_dev_inst *sdi,
 		for (p = 0; p < ctx->num_enabled_probes; p++) {
 			index = g_array_index(ctx->probeindices, int, p);
 			curbit = (sample[p / 8] & (((uint8_t) 1) << index)) >> index;
-			prevbit = (ctx->prevsample[p / 8] & (((uint64_t) 1) << index)) >> index;
+			prevbit = (ctx->prevsample[p / 8] & (((uint8_t) 1) << index)) >> index;
 
 			/* VCD only contains deltas/changes of signals. */
 			if (prevbit == curbit)