Merge pull request #8160 from hzeller/feature-20250829-iwyu-std

IWYU: fix most of the missing includes for std::* types.

Author: maliberty

src/Design.cc

@@ -5,7 +5,11 @@
 
 #include <tcl.h>
 
+#include <cmath>
 #include <cstdint>
+#include <istream>
+#include <mutex>
+#include <ostream>
 #include <string>
 
 #include "ant/AntennaChecker.hh"

src/Main.cc

@@ -2,6 +2,8 @@
 // Copyright (c) 2019-2025, The OpenROAD Authors
 
 #include <libgen.h>
+#include <stdlib.h>  // NOLINT(modernize-deprecated-headers): for setenv()
+#include <strings.h>
 #include <tcl.h>
 
 #include <array>

src/OpenRoad.cc

@@ -3,9 +3,13 @@
 
 #include "ord/OpenRoad.hh"
 
+#include <cstdlib>
+#include <cstring>
 #include <filesystem>
 #include <fstream>
 #include <iostream>
+#include <stdexcept>
+#include <string>
 #include <thread>
 #include <vector>
 

src/Timing.cc

@@ -6,6 +6,8 @@
 #include <tcl.h>
 
 #include <algorithm>
+#include <array>
+#include <cstring>
 #include <set>
 #include <utility>
 #include <vector>

src/ant/src/AntennaChecker.cc

@@ -12,8 +12,10 @@
 #include <iostream>
 #include <map>
 #include <memory>
+#include <mutex>
 #include <queue>
 #include <set>
+#include <unordered_map>
 #include <unordered_set>
 #include <utility>
 #include <vector>

src/ant/src/WireBuilder.cc

@@ -3,7 +3,15 @@
 
 #include "WireBuilder.hh"
 
+#include <algorithm>
+#include <cmath>
+#include <cstddef>
 #include <limits>
+#include <map>
+#include <tuple>
+#include <unordered_set>
+#include <utility>
+#include <vector>
 
 #include "boost/functional/hash.hpp"
 #include "odb/dbShape.h"

src/cts/src/Clustering.cpp

@@ -11,6 +11,7 @@
 #include <algorithm>
 #include <array>
 #include <cfloat>
+#include <cmath>
 #include <cstdio>
 #include <cstdlib>
 #include <ctime>

src/cts/src/CtsGraphics.cpp

@@ -4,6 +4,7 @@
 #include "CtsGraphics.h"
 
 #include <algorithm>
+#include <cmath>
 #include <cstdio>
 #include <limits>
 #include <string>

src/cts/src/TechChar.cpp

@@ -4,12 +4,15 @@
 #include "TechChar.h"
 
 #include <algorithm>
+#include <bitset>
 #include <cmath>
 #include <cstddef>
 #include <cstdint>
+#include <deque>
 #include <fstream>
 #include <functional>
 #include <iomanip>
+#include <iterator>
 #include <limits>
 #include <ostream>
 #include <sstream>

src/cts/src/TechChar.h

@@ -16,6 +16,7 @@
 #include <memory>
 #include <set>
 #include <string>
+#include <tuple>
 #include <unordered_map>
 #include <utility>
 #include <vector>