Clean up C-style casts from pointers to void

Change-Id: I59b111341fc8153088882ac24322f714dc69417a

i18npool/source/breakiterator/breakiterator_ctl.cxx

@@ -37,8 +37,8 @@ BreakIterator_CTL::BreakIterator_CTL() :
 {
     cBreakIterator = "com.sun.star.i18n.BreakIterator_CTL";
     // to improve performance, alloc big enough memory in construct.
-    nextCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
-    previousCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
+    nextCellIndex = static_cast<sal_Int32*>(calloc(cellIndexSize, sizeof(sal_Int32)));
+    previousCellIndex = static_cast<sal_Int32*>(calloc(cellIndexSize, sizeof(sal_Int32)));
 }
 
 /**

i18npool/source/breakiterator/breakiterator_th.cxx

@@ -112,8 +112,8 @@ void SAL_CALL BreakIterator_th::makeIndex(const OUString& Text, sal_Int32 nStart
             cellIndexSize = cachedText.getLength();
             free(nextCellIndex);
             free(previousCellIndex);
-            nextCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
-            previousCellIndex = (sal_Int32*) calloc(cellIndexSize, sizeof(sal_Int32));
+            nextCellIndex = static_cast<sal_Int32*>(calloc(cellIndexSize, sizeof(sal_Int32)));
+            previousCellIndex = static_cast<sal_Int32*>(calloc(cellIndexSize, sizeof(sal_Int32)));
         }
         // reset nextCell for new Text
         memset(nextCellIndex, 0, cellIndexSize * sizeof(sal_Int32));

i18npool/source/indexentry/indexentrysupplier_default.cxx

@@ -93,7 +93,7 @@ void IndexTable::init(sal_Unicode start_, sal_Unicode end_, IndexKey *keys, sal_
 {
     start=start_;
     end=end_;
-    table = (sal_uInt8*) malloc((end-start+1)*sizeof(sal_uInt8));
+    table = static_cast<sal_uInt8*>(malloc((end-start+1)*sizeof(sal_uInt8)));
     for (sal_Unicode i = start; i <= end; i++) {
         sal_Int16 j;
         for (j = 0; j < key_count; j++) {

i18npool/source/textconversion/genconv_dict.cxx

@@ -332,7 +332,7 @@ typedef struct {
 extern "C" {
 int Index_comp(const void* s1, const void* s2)
 {
-    Index *p1 = (Index*)s1, *p2 = (Index*)s2;
+    Index const *p1 = static_cast<Index const *>(s1), *p2 = static_cast<Index const *>(s2);
     int result = p1->len - p2->len;
     for (int i = 0; result == 0 && i < p1->len; i++)
         result = *(p1->data+i) - *(p2->data+i);