Fix bug that prevented Cali service from resolving symbols

dcdbpusher/Caliper/dcdbpusher/DcdbPusher.cpp

@@ -115,7 +115,7 @@ class DcdbPusher {
 
         /* make it sortable for faster lookups */
         bool operator<(const func_symbol& rhs) const {
-           return start_addr < rhs.start_addr;
+           return end_addr < rhs.end_addr;
         }
     };
 
@@ -130,7 +130,7 @@ class DcdbPusher {
 
         /* make it sortable for faster lookups */
         bool operator<(const addr_range& rhs) const {
-           return start_addr < rhs.start_addr;
+           return end_addr < rhs.end_addr;
         }
     };
 
@@ -330,6 +330,7 @@ private:
 //                                                                              symdat.end_addr,
 //                                                                              sym.st_size);
                 if (!dest.insert(symdat).second) {
+                    //TODO check again here
                     //Log(1).stream() << chn->name() << ": DcdbPusher: Could not insert symbol!" << std::endl;
                 }
             } else {
@@ -767,7 +768,7 @@ private:
             uintptr_t pc = sampler_pc_entry.value().to_uint();
 
             addr_range a_tmp;
-            a_tmp.start_addr = pc;
+            a_tmp.end_addr = pc;
 
             if (!symbol_lock.try_lock_shared()) {
                 ++snapshots_failed;
@@ -778,7 +779,7 @@ private:
             if (a_it != addr_data.end() && pc >= a_it->start_addr && pc <= a_it->end_addr) {
                 //we found associated address range
                 func_symbol f_tmp;
-                f_tmp.start_addr = pc;
+                f_tmp.end_addr = pc;
 
                 auto f_it = a_it->symbols.lower_bound(f_tmp);
                 if (f_it != a_it->symbols.end() && pc >= f_it->start_addr && pc <= f_it->end_addr) {