diff --git a/.gitignore b/.gitignore
index e134133..8150a2e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 *.o
 .*.swp
+tests-alpha/results/
+tests-pisa/results/
 libexo/libexo.a
 sim-bpred
 sim-cache
diff --git a/sim-outorder.c b/sim-outorder.c
index 27adcf6..ccfd8f4 100644
--- a/sim-outorder.c
+++ b/sim-outorder.c
@@ -3720,7 +3720,7 @@ ruu_dispatch(void)
   half_t temp_half = 0;			/* " ditto " */
   word_t temp_word = 0;			/* " ditto " */
 #ifdef HOST_HAS_QWORD
-  qword_t temp_qword = 0;		/* " ditto " */
+  qword_t temp_qword = 0; (void)temp_qword;		/* " ditto " */
 #endif /* HOST_HAS_QWORD */
   enum md_fault_type fault;
 
@@ -4452,7 +4452,7 @@ sim_main(void)
       half_t temp_half = 0;		/* " ditto " */
       word_t temp_word = 0;		/* " ditto " */
 #ifdef HOST_HAS_QWORD
-      qword_t temp_qword = 0;		/* " ditto " */
+      qword_t temp_qword = 0; (void)temp_qword;		/* " ditto " */
 #endif /* HOST_HAS_QWORD */
       enum md_fault_type fault;
 
diff --git a/target-pisa/syscall.c b/target-pisa/syscall.c
index 59bfb9c..851029c 100644
--- a/target-pisa/syscall.c
+++ b/target-pisa/syscall.c
@@ -1811,7 +1811,7 @@ sys_syscall(struct regs_t *regs,	/* registers to access */
 	/* copy target side I/O vector buffers to host memory */
 	for (i=0; i < /*iovcnt*/regs->regs_R[6]; i++)
 	  {
-	    iov[i].iov_base = (char *)MD_SWAPW((unsigned)iov[i].iov_base);
+	    iov[i].iov_base = (char *)MD_SWAPW((unsigned long)iov[i].iov_base);
 	    iov[i].iov_len = MD_SWAPW(iov[i].iov_len);
 	    if (iov[i].iov_base != NULL)
 	      {