camp: fixing build issue (#41400)

* adding necessary headers, to fix https://github.com/spack/spack/issues/41398

* deleting something imported by accident

* [@spackbot] updating style on behalf of yizeyi18

* undo commit 7688fed according to suggestion from @msimberg

* patching camp@:2022.10.1 for compatibility with gcc-13

* adding the patch

* fixing paths in the patch

* [@spackbot] updating style on behalf of yizeyi18

* Update camp patch using LLNL/camp@05e1c35

Co-authored-by: Mikael Simberg <mikael.simberg@iki.fi>

* changing patch name

---------

Co-authored-by: Mikael Simberg <mikael.simberg@iki.fi>

var/spack/repos/builtin/packages/camp/gcc-13-missing-header.patch

@@ -0,0 +1,24 @@
+diff --git a/include/camp/resource.hpp b/include/camp/resource.hpp
+index 58df206..763aa20 100644
+--- a/include/camp/resource.hpp
++++ b/include/camp/resource.hpp
+@@ -12,6 +12,7 @@ http://github.com/llnl/camp
+ #define __CAMP_RESOURCE_HPP
+ 
+ #include <cstring>
++#include <stdexcept>
+ #include <memory>
+ #include <mutex>
+ #include <type_traits>
+diff --git a/include/camp/resource/host.hpp b/include/camp/resource/host.hpp
+index c765175..4428c57 100644
+--- a/include/camp/resource/host.hpp
++++ b/include/camp/resource/host.hpp
+@@ -13,6 +13,7 @@ http://github.com/llnl/camp
+ 
+ #include "camp/resource/event.hpp"
+ #include "camp/resource/platform.hpp"
++#include <cstdlib>
+ 
+ namespace camp
+ {

var/spack/repos/builtin/packages/camp/package.py

@@ -55,6 +55,8 @@ class Camp(CMakePackage, CudaPackage, ROCmPackage):
 
     depends_on("blt", type="build")
 
+    patch("gcc-13-missing-header.patch", when="@:2022.10 %gcc@13:")
+
     conflicts("^blt@:0.3.6", when="+rocm")
 
     def cmake_args(self):