Fix indexed semantic name when semantic index is not zero

Author: anthark

renderdoc/driver/shaders/dxbc/dxbc_container.cpp

@@ -1898,21 +1898,11 @@ DXBCContainer::DXBCContainer(const bytebuf &ByteCode, const rdcstr &debugInfoPat
       {
         SigParameter &a = (*sig)[i];
 
-        for(uint32_t j = 0; j < sign->numElems; j++)
+        a.semanticIdxName = a.semanticName;
+        if(a.semanticIndex != 0)
         {
-          SigParameter &b = (*sig)[j];
-          if(i != j && a.semanticName == b.semanticName)
-          {
-            a.needSemanticIndex = true;
-            break;
-          }
+          a.semanticIdxName += ToStr(a.semanticIndex);
         }
-
-        rdcstr semanticIdxName = a.semanticName;
-        if(a.needSemanticIndex)
-          semanticIdxName += ToStr(a.semanticIndex);
-
-        a.semanticIdxName = semanticIdxName;
       }
     }
     else if(*fourcc == FOURCC_Aon9)    // 10Level9 most likely