Update clang-format version to 18

.github/scripts/install_dependencies.sh

@@ -55,7 +55,7 @@ sudo apt install -y \
   clang-16 \
   clang-17 \
   clang-18 \
-  clang-format-14 \
+  clang-format-18 \
   libtbb-dev
 
 pip install -r requirements.txt

cmake/modules/AutoClangFormat.cmake

@@ -21,11 +21,11 @@ add_custom_target(format-cpp-files
     COMMAND find ${DIRS_TO_FORMAT_CPP} ${FIND_TO_FORMAT_CPP})
 
 #
-# Use clang-format-14 for code format
+# Use clang-format for code format
 #
 add_custom_target(format-cpp
     COMMAND find ${DIRS_TO_FORMAT_CPP} ${FIND_TO_FORMAT_CPP} |
-    xargs -P ${CPU_COUNT} clang-format-14 -style=file -i)
+    xargs -P ${CPU_COUNT} clang-format-18 -style=file -i)
 
 #
 # Use simple python script for fixing C like boxed comments

libs/libvtrutil/src/tl_optional.hpp

@@ -516,7 +516,7 @@ struct optional_copy_assign_base<T, false> : optional_move_base<T> {
 // to make do with a non-trivial move assignment operator even if T is trivially
 // move assignable
 #ifndef TL_OPTIONAL_GCC49
-template<class T, bool = std::is_trivially_destructible<T>::value&& std::is_trivially_move_constructible<T>::value&& std::is_trivially_move_assignable<T>::value>
+template<class T, bool = std::is_trivially_destructible<T>::value && std::is_trivially_move_constructible<T>::value && std::is_trivially_move_assignable<T>::value>
 struct optional_move_assign_base : optional_copy_assign_base<T> {
     using optional_copy_assign_base<T>::optional_copy_assign_base;
 };
@@ -539,7 +539,7 @@ struct optional_move_assign_base<T, false> : optional_copy_assign_base<T> {
 
     optional_move_assign_base&
     operator=(optional_move_assign_base&& rhs) noexcept(
-        std::is_nothrow_move_constructible<T>::value&& std::is_nothrow_move_assignable<T>::value) {
+        std::is_nothrow_move_constructible<T>::value && std::is_nothrow_move_assignable<T>::value) {
         this->assign(std::move(rhs));
         return *this;
     }
@@ -1243,7 +1243,7 @@ class optional : private detail::optional_move_assign_base<T>,
     /// If one has a value, it is moved to the other and the movee is left
     /// valueless.
     void
-    swap(optional& rhs) noexcept(std::is_nothrow_move_constructible<T>::value&& detail::is_nothrow_swappable<T>::value) {
+    swap(optional& rhs) noexcept(std::is_nothrow_move_constructible<T>::value && detail::is_nothrow_swappable<T>::value) {
         using std::swap;
         if (has_value()) {
             if (rhs.has_value()) {

libs/libvtrutil/src/vtr_memory.cpp

@@ -164,7 +164,7 @@ void free_chunk_memory(t_chunk* chunk_info) {
     while (curr_ptr != nullptr) {
         /* Must cast pointers to type char*, since the're of type void*, which delete can't
          * be called on.*/
-        delete[]((char*)curr_ptr->data_vptr); /* Free memory "chunk". */
+        delete[] ((char*)curr_ptr->data_vptr); /* Free memory "chunk". */
         prev_ptr = curr_ptr;
         curr_ptr = curr_ptr->next;
         delete (t_linked_vptr*)prev_ptr; /* Free memory used to track "chunk". */

libs/libvtrutil/src/vtr_prefix_sum.h

@@ -95,11 +95,11 @@ class PrefixSum1D {
      */
     PrefixSum1D(std::vector<T> vals, T zero = T())
         : PrefixSum1D(
-            vals.size(),
-            [&](size_t x) noexcept {
-                return vals[x];
-            },
-            zero) {}
+              vals.size(),
+              [&](size_t x) noexcept {
+                  return vals[x];
+              },
+              zero) {}
 
     /**
      * @brief Get the sum of all values in the original array of values between
@@ -227,12 +227,12 @@ class PrefixSum2D {
      */
     PrefixSum2D(const vtr::NdMatrix<T, 2>& vals, T zero = T())
         : PrefixSum2D(
-            vals.dim_size(0),
-            vals.dim_size(1),
-            [&](size_t x, size_t y) {
-                return vals[x][y];
-            },
-            zero) {}
+              vals.dim_size(0),
+              vals.dim_size(1),
+              [&](size_t x, size_t y) {
+                  return vals[x][y];
+              },
+              zero) {}
 
     /**
      * @brief Get the sum of all values in the original grid of values between

vpr/src/draw/draw_rr_edges.cpp

@@ -181,7 +181,7 @@ void draw_chanx_to_chanx_edge(RRNodeId from_node, RRNodeId to_node, short switch
                      + draw_coords->get_tile_width();
                 x2 = to_chan.left();
 
-            }                                 /* The following then is executed when from_xlow == to_xlow */
+            } /* The following then is executed when from_xlow == to_xlow */
             else if (to_xhigh > from_xhigh) { /* Draw from right edge of one to other */
                 x1 = from_chan.right();
                 x2 = draw_coords->tile_x[from_xhigh + 1];

vpr/src/pack/pb_type_graph.cpp

@@ -1497,7 +1497,7 @@ static bool realloc_and_load_pb_graph_pin_ptrs_at_var(const int line_num,
 
     if (prev_num_pins > 0) {
         std::vector<t_pb_graph_pin*> temp(*pb_graph_pins, *pb_graph_pins + prev_num_pins);
-        delete[] * pb_graph_pins;
+        delete[] *pb_graph_pins;
         *pb_graph_pins = new t_pb_graph_pin*[*num_pins];
         for (i = 0; i < prev_num_pins; i++)
             (*pb_graph_pins)[i] = temp[i];

vpr/src/place/place_macro.cpp

@@ -294,10 +294,10 @@ int PlaceMacros::find_all_the_macro_(const ClusteredNetlist& clb_nlist,
                         num_macro++;
 
                     } // Do nothing if the from_pins does not have same possible direct connection.
-                }     // Finish going through all the pins for from_pins.
-            }         // Do nothing if the to_pins does not have same possible direct connection.
-        }             // Finish going through all the pins for to_pins.
-    }                 // Finish going through all blocks.
+                } // Finish going through all the pins for from_pins.
+            } // Do nothing if the to_pins does not have same possible direct connection.
+        } // Finish going through all the pins for to_pins.
+    } // Finish going through all blocks.
 
     // Now, all the data is readily stored in the temporary data structures.
     return num_macro;
@@ -523,10 +523,10 @@ static void mark_direct_of_ports(int idirect,
                                                 port_pin_to_block_pin);
                         }
                     } // Do nothing if port_name does not match
-                }     // Finish going through all the ports
-            }         // Finish going through all the subtiles
-        }             // Do nothing if pb_type_name does not match
-    }                 // Finish going through all the blocks
+                } // Finish going through all the ports
+            } // Finish going through all the subtiles
+        } // Do nothing if pb_type_name does not match
+    } // Finish going through all the blocks
 }
 
 static void mark_direct_of_pins(int start_pin_index,

vpr/src/place/verify_placement.cpp

@@ -204,7 +204,7 @@ static unsigned check_macro_placement_consistency(const BlkLocRegistry& blk_loc_
                 num_errors++;
             }
         } // Finish going through all the members
-    }     // Finish going through all the macros
+    } // Finish going through all the macros
 
     return num_errors;
 }

vpr/src/route/rr_graph_area.cpp

@@ -282,7 +282,7 @@ void count_bidir_routing_transistors(int num_switch, int wire_to_ipin_switch, fl
                 break;
 
         } /* End switch on from_rr_type */
-    }     /* End for all nodes */
+    } /* End for all nodes */
 
     delete[] cblock_counted;
     delete[] shared_buffer_trans;
@@ -478,7 +478,7 @@ void count_unidir_routing_transistors(std::vector<t_segment_inf>& /*segment_inf*
                 break;
 
         } /* End switch on from_rr_type */
-    }     /* End for all nodes */
+    } /* End for all nodes */
 
     /* Now add in the input connection block transistors. */