Silence a bunch of warnings

Signed-off-by: Ralph Castain <rhc@pmix.org>

Author: rhc54

ompi/mca/osc/rdma/osc_rdma_dynamic.c

@@ -3,6 +3,7 @@
  * Copyright (c) 2014-2016 Los Alamos National Security, LLC.  All rights
  *                         reserved.
  * Copyright (c) 2020      Google, LLC. All rights reserved.
+ * Copyright (c) 2020      Intel, Inc.  All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -100,7 +101,7 @@ static ompi_osc_rdma_region_t *find_insertion_point (ompi_osc_rdma_region_t *reg
         return (ompi_osc_rdma_region_t *)((intptr_t) regions + min_index * region_size);
     }
 
-    if (region->base > base || (region->base == base && region->len > region_size)) {
+    if (region->base > base || (region->base == base && (size_t)region->len > region_size)) {
         return find_insertion_point (regions, min_index, mid_index-1, base, region_size, region_index);
     }
 
@@ -113,8 +114,8 @@ static bool ompi_osc_rdma_find_conflicting_attachment (ompi_osc_rdma_handle_t *h
 
     OPAL_LIST_FOREACH(attachment, &handle->attachments, ompi_osc_rdma_attachment_t) {
         intptr_t region_bound = attachment->base + attachment->len;
-        if (base >= attachment->base && base < region_bound ||
-            bound > attachment->base && bound <= region_bound) {
+        if ((base >= attachment->base && base < region_bound) ||
+            (bound > attachment->base && bound <= region_bound)) {
             OSC_RDMA_VERBOSE(MCA_BASE_VERBOSE_TRACE, "existing region {%p, %p} overlaps region {%p, %p}",
                              (void *) attachment->base, (void *) region_bound, (void *) base, (void *) bound);
             return true;
@@ -295,8 +296,7 @@ int ompi_osc_rdma_detach (struct ompi_win_t *win, const void *base)
     ompi_osc_rdma_handle_t *rdma_region_handle;
     osc_rdma_counter_t region_count, region_id;
     ompi_osc_rdma_region_t *region;
-    void *bound;
-    int start_index = INT_MAX, region_index;
+    int region_index;
 
     if (module->flavor != MPI_WIN_FLAVOR_DYNAMIC) {
         return OMPI_ERR_WIN;
@@ -313,9 +313,9 @@ int ompi_osc_rdma_detach (struct ompi_win_t *win, const void *base)
         rdma_region_handle = module->dynamic_handles[region_index];
         region = (ompi_osc_rdma_region_t *) ((intptr_t) module->state->regions + region_index * module->region_size);
         OSC_RDMA_VERBOSE(MCA_BASE_VERBOSE_INFO, "checking attachments at index %d {.base=%p, len=%lu} for attachment %p"
-                         ", region handle=%p", region_index, (void *) region->base, region->len, base, rdma_region_handle);
+                         ", region handle=%p", region_index, (void *) region->base, (unsigned long)region->len, base, (void*)rdma_region_handle);
 
-        if (region->base > (uintptr_t) base || (region->base + region->len) < (uintptr_t) base) {
+        if ((uintptr_t)region->base > (uintptr_t) base || (uintptr_t)(region->base + region->len) < (uintptr_t) base) {
             continue;
         }
 

opal/mca/shmem/posix/shmem_posix_common_utils.c

@@ -14,7 +14,7 @@
  * Copyright (c) 2010-2011 Los Alamos National Security, LLC.
  *                         All rights reserved.
  * Copyright (c) 2011      NVIDIA Corporation.  All rights reserved.
- * Copyright (c) 2014      Intel, Inc. All rights reserved.
+ * Copyright (c) 2014-2020 Intel, Inc.  All rights reserved.
  * Copyright (c) 2019      Triad National Security, LLC. All rights
  *                         reserved.
  *
@@ -91,8 +91,6 @@ shmem_posix_shm_open(char *posix_file_name_buff, size_t size)
              * of here. we can't be selected :-(.
              */
             else {
-                const char *hn;
-                hn = opal_gethostname();
                 opal_output_verbose(10, opal_shmem_base_framework.framework_output,
                      "shmem_posix_shm_open: disqualifying posix because "
                      "shm_open(2) failed with error: %s (errno %d)\n",