esx: Fix gcc 4.6 warning about initialized but unused variables

This warnings come from partly generated code. Therefore, the best
solution is to mark them as potentially being unused using the
ATTRIBUTE_UNUSED macro. This is suggested by the gcc documentation.

Reported by Christophe Fergeau

diff --git a/src/esx/esx_vi.c b/src/esx/esx_vi.c
index 9d5768dd46bf615dc550f4c1e1ac80a320c58250..951f537051ab6ace2f64301c287f8eebf2791cb8 100644 (file)
--- a/src/esx/esx_vi.c
+++ b/src/esx/esx_vi.c
@@ -60,7 +60,7 @@
     void                                                                      \
     esxVI_##_type##_Free(esxVI_##_type **ptrptr)                              \
     {                                                                         \
-        esxVI_##_type *item = NULL;                                           \
+        esxVI_##_type *item ATTRIBUTE_UNUSED;                                 \
                                                                               \
         if (ptrptr == NULL || *ptrptr == NULL) {                              \
             return;                                                           \

diff --git a/src/esx/esx_vi_types.c b/src/esx/esx_vi_types.c
index 29a3c397fa22c47907d31675dd7e3d4fb495856e..d264583d9cae6ea270c826d7d9f6cdb215e08bcd 100644 (file)
--- a/src/esx/esx_vi_types.c
+++ b/src/esx/esx_vi_types.c
@@ -58,7 +58,7 @@
     void                                                                      \
     esxVI_##_type##_Free(esxVI_##_type **ptrptr)                              \
     {                                                                         \
-        esxVI_##_type *item = NULL;                                           \
+        esxVI_##_type *item ATTRIBUTE_UNUSED;                                 \
                                                                               \
         if (ptrptr == NULL || *ptrptr == NULL) {                              \
             return;                                                           \
@@ -189,7 +189,7 @@
     esxVI_##_type##_Cast##_dest_extra##FromAnyType(esxVI_AnyType *anyType,    \
                                                    _dest_type **ptrptr)       \
     {                                                                         \
-        _dest_type *item;                                                     \
+        _dest_type *item ATTRIBUTE_UNUSED;                                    \
                                                                               \
         if (anyType == NULL || ptrptr == NULL || *ptrptr != NULL) {           \
             ESX_VI_ERROR(VIR_ERR_INTERNAL_ERROR, "%s",                        \