fix warnings from Intel compiler

1 files changed, 3 insertions, 3 deletions

diff --git a/tools/test/perform/pio_engine.c b/tools/test/perform/pio_engine.c
index 77c04ab..5d8474b 100644
--- a/tools/test/perform/pio_engine.c
+++ b/tools/test/perform/pio_engine.c
@@ -208,7 +208,7 @@ do_pio(parameters param)
         bsize = buf_size;   /* Actual buffer size       */
     }
     else {
-        snbytes = (off_t)sqrt(nbytes);  /* General dataset size     */
+        snbytes = (off_t)sqrt((double)nbytes);  /* General dataset size     */
         bsize = buf_size * blk_size;    /* Actual buffer size       */
     }
 
@@ -601,7 +601,7 @@ do_write(results *res, file_descr *fd, parameters *parms, long ndsets,
         /* nbytes is always the number of bytes per dataset (1D or 2D). If the
            dataspace is 2D, snbytes is the size of a side of the dataset square.
          */
-        snbytes = (off_t)sqrt(nbytes);
+        snbytes = (off_t)sqrt((double)nbytes);
 
         /* Contiguous Pattern: */
         if (!parms->interleaved) {
@@ -1577,7 +1577,7 @@ do_read(results *res, file_descr *fd, parameters *parms, long ndsets,
         /* nbytes is always the number of bytes per dataset (1D or 2D). If the
            dataspace is 2D, snbytes is the size of a side of the 'dataset square'.
          */
-        snbytes = (off_t)sqrt(nbytes);
+        snbytes = (off_t)sqrt((double)nbytes);
 
         bsize = buf_size * blk_size;