Fix header generation for global constants

binding_generator.py

@@ -1458,11 +1458,18 @@ def generate_global_constants(api, output_dir):
     header.append(f"#ifndef {header_guard}")
     header.append(f"#define {header_guard}")
     header.append("")
+    header.append("#include <cstdint>")
+    header.append("")
     header.append("namespace godot {")
     header.append("")
 
     for constant in api["global_constants"]:
-        header.append(f'\tconst int {escape_identifier(constant["name"])} = {constant["value"]};')
+        if constant["value"] == -9223372036854775808:
+            # INT64_MIN is an special case here. In C++ it has to be specified like this to avoid warnings
+            # because 9223372036854775808 can't fit inside a `long long`, so it'll be turned into a `uint64_t`.
+            header.append(f'\tconst int64_t {escape_identifier(constant["name"])} = -9223372036854775807 - 1;')
+        else:
+            header.append(f'\tconst int64_t {escape_identifier(constant["name"])} = {constant["value"]};')
 
     header.append("")
 
@@ -2100,6 +2107,8 @@ def escape_identifier(id):
     }
     if id in cpp_keywords_map:
         return cpp_keywords_map[id]
+    if re.match(r"U?INT\d*_(MIN|MAX)", id):
+        return "_" + id
     return id