From 25a8085d3bd24d854a04a00c78b37a3dd07a32ee Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Thu, 16 May 2024 09:50:15 +0100
Subject: [PATCH 01/24] Add OpenMP kernels

---
 .github/workflows/main.yml                    |   4 +++
 CMakeLists.txt                                |  13 +++++++--
 environment-dev.yml                           |   4 ++-
 share/jupyter/kernels/xcpp11/kernel.json.in   |   2 +-
 share/jupyter/kernels/xcpp14/kernel.json.in   |   2 +-
 .../jupyter/kernels/xcpp17-omp/kernel.json.in |   2 +-
 share/jupyter/kernels/xcpp17/kernel.json.in   |   2 +-
 .../jupyter/kernels/xcpp20-omp/kernel.json.in |  19 ++++++++++++
 .../jupyter/kernels/xcpp20-omp/logo-32x32.png | Bin 0 -> 1520 bytes
 .../jupyter/kernels/xcpp20-omp/logo-64x64.png | Bin 0 -> 3113 bytes
 share/jupyter/kernels/xcpp20-omp/logo-svg.svg |  25 ++++++++++++++++
 share/jupyter/kernels/xcpp20/kernel.json.in   |   2 +-
 test/test_xcpp_kernel.py                      |  27 ++++++++++++++++--
 13 files changed, 92 insertions(+), 10 deletions(-)
 create mode 100644 share/jupyter/kernels/xcpp20-omp/kernel.json.in
 create mode 100644 share/jupyter/kernels/xcpp20-omp/logo-32x32.png
 create mode 100644 share/jupyter/kernels/xcpp20-omp/logo-64x64.png
 create mode 100644 share/jupyter/kernels/xcpp20-omp/logo-svg.svg

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b5a32932..e0771f8f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -95,6 +95,10 @@ jobs:
         run: |
           mkdir -p build
           cd build
+          export LD_LIBRARY_PATH="$CONDA_PREFIX/lib:$LD_LIBRARY_PATH"
+          echo $LD_LIBRARY_PATH
+          find "$CONDA_PREFIX/lib"
+          find "$CONDA_PREFIX/include/"
           cmake .. \
            -DCMAKE_PREFIX_PATH=$CONDA_PREFIX \
            -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX \
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50d05828..08299132 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,7 +123,7 @@ endif()
 
 find_package(argparse REQUIRED)
 find_package(pugixml REQUIRED)
-
+find_package(OpenMP)
 # Configuration
 # =============
 
@@ -135,8 +135,15 @@ function(configure_kernel kernel)
   set(XEUS_CPP_PATH "$ENV{PATH}")
   set(XEUS_CPP_LD_LIBRARY_PATH "$ENV{LD_LIBRARY_PATH}")
   set(XEUS_CPP_RESOURCE_DIR ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/clang/${CPPINTEROP_LLVM_VERSION_MAJOR})
-  set(XEUS_CPP_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/include)
+  set(XEUS_CPP_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/include/)
+
+  if(${kernel} MATCHES "omp/$")
+    set(XEUS_CPP_OMP "${OpenMP_CXX_FLAGS}")
+  endif()
 
+  message(Configure_Kernel "${kernel}")
+  message(CPP_OMP_FLAG "${XEUS_CPP_OMP}")
+  message(CPP_INCLUDE_DIR "${XEUS_CPP_INCLUDE_DIR}")
   if (WIN32)
     string(REPLACE "\\" "/" kernel "${kernel}")
     string(REPLACE "\\" "/" XEUS_CPP_PATH "${XEUS_CPP_PATH}")
@@ -167,7 +174,9 @@ message("Configure kernels: ...")
 configure_kernel("/share/jupyter/kernels/xcpp11/")
 configure_kernel("/share/jupyter/kernels/xcpp14/")
 configure_kernel("/share/jupyter/kernels/xcpp17/")
+configure_kernel("/share/jupyter/kernels/xcpp17-omp/")
 configure_kernel("/share/jupyter/kernels/xcpp20/")
+configure_kernel("/share/jupyter/kernels/xcpp20-omp/")
 
 # Source files
 # ============
diff --git a/environment-dev.yml b/environment-dev.yml
index 28348596..d20af696 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -20,4 +20,6 @@ dependencies:
   - jupyter_kernel_test>=0.4.3
   - nbval
   - pytest-rerunfailures
-  - doctest
\ No newline at end of file
+  - doctest
+  - llvm 
+  - llvm-openmp
diff --git a/share/jupyter/kernels/xcpp11/kernel.json.in b/share/jupyter/kernels/xcpp11/kernel.json.in
index 1f4f73a6..05ac80b5 100644
--- a/share/jupyter/kernels/xcpp11/kernel.json.in
+++ b/share/jupyter/kernels/xcpp11/kernel.json.in
@@ -10,7 +10,7 @@
       "{connection_file}",
       "-resource-dir", "@XEUS_CPP_RESOURCE_DIR@",
       "-I", "@XEUS_CPP_INCLUDE_DIR@",
-      "-std=c++11"@XEUS_CPP_OMP@
+      "-std=c++11","@XEUS_CPP_OMP@"
   ],
   "language": "cpp",
   "metadata": {"debugger": false}
diff --git a/share/jupyter/kernels/xcpp14/kernel.json.in b/share/jupyter/kernels/xcpp14/kernel.json.in
index b6718dcf..35d7ce2a 100644
--- a/share/jupyter/kernels/xcpp14/kernel.json.in
+++ b/share/jupyter/kernels/xcpp14/kernel.json.in
@@ -13,7 +13,7 @@
       "-std=c++14",
       "-fno-exceptions",
       "-O2",
-      "-v"@XEUS_CPP_OMP@
+      "-v","@XEUS_CPP_OMP@"
   ],
   "language": "cpp",
   "metadata": {"debugger": false}
diff --git a/share/jupyter/kernels/xcpp17-omp/kernel.json.in b/share/jupyter/kernels/xcpp17-omp/kernel.json.in
index f74379f1..c3215c94 100644
--- a/share/jupyter/kernels/xcpp17-omp/kernel.json.in
+++ b/share/jupyter/kernels/xcpp17-omp/kernel.json.in
@@ -10,7 +10,7 @@
       "{connection_file}",
       "-resource-dir", "@XEUS_CPP_RESOURCE_DIR@",
       "-I", "@XEUS_CPP_INCLUDE_DIR@",
-      "-std=c++17"@XEUS_CPP_OMP@
+      "-std=c++17","@XEUS_CPP_OMP@"
   ],
   "language": "cpp",
   "metadata": {"debugger": false
diff --git a/share/jupyter/kernels/xcpp17/kernel.json.in b/share/jupyter/kernels/xcpp17/kernel.json.in
index ea76e2d9..efda6c85 100644
--- a/share/jupyter/kernels/xcpp17/kernel.json.in
+++ b/share/jupyter/kernels/xcpp17/kernel.json.in
@@ -10,7 +10,7 @@
       "{connection_file}",
       "-resource-dir", "@XEUS_CPP_RESOURCE_DIR@",
       "-I", "@XEUS_CPP_INCLUDE_DIR@",
-      "-std=c++17"@XEUS_CPP_OMP@
+      "-std=c++17","@XEUS_CPP_OMP@"
   ],
   "language": "cpp",
   "metadata": {"debugger": false
diff --git a/share/jupyter/kernels/xcpp20-omp/kernel.json.in b/share/jupyter/kernels/xcpp20-omp/kernel.json.in
new file mode 100644
index 00000000..604f2231
--- /dev/null
+++ b/share/jupyter/kernels/xcpp20-omp/kernel.json.in
@@ -0,0 +1,19 @@
+{
+  "display_name": "C++20 (xcpp+OpenMP)",
+  "env": {
+      "PATH":"@XEUS_CPP_PATH@",
+      "LD_LIBRARY_PATH":"@XEUS_CPP_LD_LIBRARY_PATH@",
+      "CPLUS_INCLUDE_PATH":"@CMAKE_CPLUS_INCLUDE_PATH@"
+  },
+  "argv": [
+      "@XEUS_CPP_KERNELSPEC_PATH@xcpp",
+      "-f",
+      "{connection_file}",
+      "-resource-dir", "@XEUS_CPP_RESOURCE_DIR@",
+      "-I", "@XEUS_CPP_INCLUDE_DIR@",
+      "-std=c++20","@XEUS_CPP_OMP@"
+  ],
+  "language": "cpp",
+  "metadata": {"debugger": false
+  }
+}
diff --git a/share/jupyter/kernels/xcpp20-omp/logo-32x32.png b/share/jupyter/kernels/xcpp20-omp/logo-32x32.png
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diff --git a/share/jupyter/kernels/xcpp20-omp/logo-svg.svg b/share/jupyter/kernels/xcpp20-omp/logo-svg.svg
new file mode 100644
index 00000000..5e117077
--- /dev/null
+++ b/share/jupyter/kernels/xcpp20-omp/logo-svg.svg
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 16.0.4, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="306px" height="344.35px" viewBox="0 0 306 344.35" enable-background="new 0 0 306 344.35" xml:space="preserve">
+<path fill="#00599C" d="M302.107,258.262c2.401-4.159,3.893-8.845,3.893-13.053V99.14c0-4.208-1.49-8.893-3.892-13.052L153,172.175
+	L302.107,258.262z"/>
+<path fill="#004482" d="M166.25,341.193l126.5-73.034c3.644-2.104,6.956-5.737,9.357-9.897L153,172.175L3.893,258.263
+	c2.401,4.159,5.714,7.793,9.357,9.896l126.5,73.034C147.037,345.401,158.963,345.401,166.25,341.193z"/>
+<path fill="#659AD2" d="M302.108,86.087c-2.402-4.16-5.715-7.793-9.358-9.897L166.25,3.156c-7.287-4.208-19.213-4.208-26.5,0
+	L13.25,76.19C5.962,80.397,0,90.725,0,99.14v146.069c0,4.208,1.491,8.894,3.893,13.053L153,172.175L302.108,86.087z"/>
+<g>
+	<path fill="#FFFFFF" d="M153,274.175c-56.243,0-102-45.757-102-102s45.757-102,102-102c36.292,0,70.139,19.53,88.331,50.968
+		l-44.143,25.544c-9.105-15.736-26.038-25.512-44.188-25.512c-28.122,0-51,22.878-51,51c0,28.121,22.878,51,51,51
+		c18.152,0,35.085-9.776,44.191-25.515l44.143,25.543C223.142,254.644,189.294,274.175,153,274.175z"/>
+</g>
+<g>
+	<polygon fill="#FFFFFF" points="255,166.508 243.666,166.508 243.666,155.175 232.334,155.175 232.334,166.508 221,166.508 
+		221,177.841 232.334,177.841 232.334,189.175 243.666,189.175 243.666,177.841 255,177.841 	"/>
+</g>
+<g>
+	<polygon fill="#FFFFFF" points="297.5,166.508 286.166,166.508 286.166,155.175 274.834,155.175 274.834,166.508 263.5,166.508 
+		263.5,177.841 274.834,177.841 274.834,189.175 286.166,189.175 286.166,177.841 297.5,177.841 	"/>
+</g>
+</svg>
diff --git a/share/jupyter/kernels/xcpp20/kernel.json.in b/share/jupyter/kernels/xcpp20/kernel.json.in
index 3736754f..509e0326 100644
--- a/share/jupyter/kernels/xcpp20/kernel.json.in
+++ b/share/jupyter/kernels/xcpp20/kernel.json.in
@@ -10,7 +10,7 @@
       "{connection_file}",
       "-resource-dir", "@XEUS_CPP_RESOURCE_DIR@",
       "-I", "@XEUS_CPP_INCLUDE_DIR@",
-      "-std=c++20"@XEUS_CPP_OMP@
+      "-std=c++20","@XEUS_CPP_OMP@"
   ],
   "language": "cpp",
   "metadata": {"debugger": false
diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index f6c470a9..753ef430 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -70,7 +70,7 @@ def test_continuation(self) -> None:
 if platform.system() != 'Windows':
     class XCppTests(jupyter_kernel_test.KernelTests):
 
-        kernel_name = 'xcpp20'
+        kernel_name = 'xcpp20-omp'
 
         # language_info.name in a kernel_info_reply should match this
         language_name = 'C++'
@@ -131,6 +131,29 @@ class XCppTests(jupyter_kernel_test.KernelTests):
                 'mime': 'image/png'
             }
         ]
+        code_omp="""
+    #include <omp.h>
+    #include <iostream>
+    #include <clang/Interpreter/CppInterOp.h>  
+    #include "llvm/Support/FileSystem.h"
+    #include "llvm/Support/Path.h"
+    std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
+    llvm::StringRef Dir = llvm::sys::path::parent_path(BinaryPath);
+    Cpp::AddSearchPath(Dir.str().c_str());
+    #ifdef __APPLE__
+      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
+    #else
+      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
+    #endif // __APPLE__
+    bool loaded=Cpp::LoadLibrary("PathToTestSharedLib.c_str())");
+    std::cerr<<loaded<<std::endl;
+    """
+        def test_xcpp_omp(self):
+            self.flush_channels()
+            reply, output_msgs = self.execute_helper(code=self.code_omp,timeout=20)
+            self.assertEqual(output_msgs[0]['msg_type'], 'stream')
+            self.assertEqual(output_msgs[0]['content']['name'], 'stderr')
+            self.assertEqual(output_msgs[0]['content']['text'], '2')  
 
 
 class XCppTests2(jupyter_kernel_test.KernelTests):
@@ -145,4 +168,4 @@ class XCppTests2(jupyter_kernel_test.KernelTests):
 
 
 if __name__ == '__main__':
-    unittest.main()
\ No newline at end of file
+    unittest.main()

From 3f36507d7334443327cda02d24f32e836eba36cf Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 15:36:35 +0100
Subject: [PATCH 02/24] Add llvm-tools (to try and get include folders)

---
 .github/workflows/main.yml | 1 -
 environment-dev.yml        | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e0771f8f..a6d7186d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -98,7 +98,6 @@ jobs:
           export LD_LIBRARY_PATH="$CONDA_PREFIX/lib:$LD_LIBRARY_PATH"
           echo $LD_LIBRARY_PATH
           find "$CONDA_PREFIX/lib"
-          find "$CONDA_PREFIX/include/"
           cmake .. \
            -DCMAKE_PREFIX_PATH=$CONDA_PREFIX \
            -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX \
diff --git a/environment-dev.yml b/environment-dev.yml
index d20af696..64d74f21 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -23,3 +23,4 @@ dependencies:
   - doctest
   - llvm 
   - llvm-openmp
+  - llvm-tools

From 8f6f3079ba74046f6fcf264b0653009237ae0d11 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 15:40:43 +0100
Subject: [PATCH 03/24] Check get llvm headers

---
 test/test_xcpp_kernel.py | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 753ef430..3e7f966e 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,16 +137,6 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
-    std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
-    llvm::StringRef Dir = llvm::sys::path::parent_path(BinaryPath);
-    Cpp::AddSearchPath(Dir.str().c_str());
-    #ifdef __APPLE__
-      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
-    #else
-      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
-    #endif // __APPLE__
-    bool loaded=Cpp::LoadLibrary("PathToTestSharedLib.c_str())");
-    std::cerr<<loaded<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 3c05242491ded33e37489c9de7c6fbbeb41c373c Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 15:44:57 +0100
Subject: [PATCH 04/24] Try again to add llvm include folders.

---
 environment-dev.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/environment-dev.yml b/environment-dev.yml
index 64d74f21..b5a97b8a 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -21,6 +21,5 @@ dependencies:
   - nbval
   - pytest-rerunfailures
   - doctest
-  - llvm 
   - llvm-openmp
-  - llvm-tools
+  - llvmdev

From 9800c8ac08acb01dd2e6d26961c2713fc36ad750 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 15:47:52 +0100
Subject: [PATCH 05/24] Add more code back to test

---
 .github/workflows/main.yml | 2 +-
 test/test_xcpp_kernel.py   | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a6d7186d..d630397f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -97,7 +97,7 @@ jobs:
           cd build
           export LD_LIBRARY_PATH="$CONDA_PREFIX/lib:$LD_LIBRARY_PATH"
           echo $LD_LIBRARY_PATH
-          find "$CONDA_PREFIX/lib"
+          find "$CONDA_PREFIX/include"
           cmake .. \
            -DCMAKE_PREFIX_PATH=$CONDA_PREFIX \
            -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX \
diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 3e7f966e..1aee3e5b 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,6 +137,9 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
+    std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
+    llvm::StringRef Dir = llvm::sys::path::parent_path(BinaryPath);
+    Cpp::AddSearchPath(Dir.str().c_str());
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 471a6dc323b52044761e3c88aaa075af6bbd0a5f Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 15:53:38 +0100
Subject: [PATCH 06/24] Debug

---
 test/test_xcpp_kernel.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 1aee3e5b..948203ae 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -138,8 +138,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
     std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
-    llvm::StringRef Dir = llvm::sys::path::parent_path(BinaryPath);
-    Cpp::AddSearchPath(Dir.str().c_str());
+    std::cerr<<BinaryPath<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From d93c7c887e61256a9f01737b27f680a4ecfa210b Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:09:07 +0100
Subject: [PATCH 07/24] Add GetExecutablePath

---
 test/test_xcpp_kernel.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 948203ae..c71f878c 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,6 +137,12 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
+    std::string GetExecutablePath(const char* Argv0) {
+        // This just needs to be some symbol in the binary; C++ doesn't
+        // allow taking the address of ::main however.
+        void* MainAddr = (void*)intptr_t(GetExecutablePath);
+        return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
+    }
     std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
     std::cerr<<BinaryPath<<std::endl;
     """

From 27f622bdac3cc54a4102bd09bdf7b5eeccf41986 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:12:22 +0100
Subject: [PATCH 08/24] Try Binary_Path instead of BinaryPath

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index c71f878c..c4292106 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -143,7 +143,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
         void* MainAddr = (void*)intptr_t(GetExecutablePath);
         return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
     }
-    std::string BinaryPath = GetExecutablePath(/*Argv0=*/nullptr);
+    std::string Binary_Path = GetExecutablePath(/*Argv0=*/nullptr);
     std::cerr<<BinaryPath<<std::endl;
     """
         def test_xcpp_omp(self):

From af706b579ac6a4c46398c12d52eaca2240386a29 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:16:42 +0100
Subject: [PATCH 09/24] Debug

---
 test/test_xcpp_kernel.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index c4292106..e94ac82c 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -143,8 +143,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
         void* MainAddr = (void*)intptr_t(GetExecutablePath);
         return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
     }
-    std::string Binary_Path = GetExecutablePath(/*Argv0=*/nullptr);
-    std::cerr<<BinaryPath<<std::endl;
+    std::cerr<<GetExecutablePath(/*Argv0=*/nullptr)<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From ab047bff6fd638a52ec6f1cfcfdec458abb2b161 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:19:29 +0100
Subject: [PATCH 10/24] Debug

---
 test/test_xcpp_kernel.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index e94ac82c..8e73916e 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,13 +137,13 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
-    std::string GetExecutablePath(const char* Argv0) {
+    std::string Get_Executable_Path(const char* Argv0) {
         // This just needs to be some symbol in the binary; C++ doesn't
         // allow taking the address of ::main however.
         void* MainAddr = (void*)intptr_t(GetExecutablePath);
         return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
     }
-    std::cerr<<GetExecutablePath(/*Argv0=*/nullptr)<<std::endl;
+    std::cerr<<Get_Executable_Path(/*Argv0=*/nullptr)<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 65196265cc5183da7809d7c25d20cfaa0f978791 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:35:37 +0100
Subject: [PATCH 11/24] Test

---
 test/test_xcpp_kernel.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 8e73916e..89caeb60 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,13 +137,13 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
-    std::string Get_Executable_Path(const char* Argv0) {
+    std::string GetExecutablePath(const char* Argv0) {
         // This just needs to be some symbol in the binary; C++ doesn't
         // allow taking the address of ::main however.
-        void* MainAddr = (void*)intptr_t(GetExecutablePath);
-        return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
+        void* MainAddr = (void*) (intptr_t) GetExecutablePath;
+        return ;
     }
-    std::cerr<<Get_Executable_Path(/*Argv0=*/nullptr)<<std::endl;
+    std::cerr<<GetExecutablePath(nullptr)<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 0e0173dd2c03b4db7960a159aea1d5a8526d6e0b Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:40:33 +0100
Subject: [PATCH 12/24] Attempt fix

---
 test/test_xcpp_kernel.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 89caeb60..1ebce3f2 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,13 +137,14 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
+    std:: 
     std::string GetExecutablePath(const char* Argv0) {
         // This just needs to be some symbol in the binary; C++ doesn't
         // allow taking the address of ::main however.
-        void* MainAddr = (void*) (intptr_t) GetExecutablePath;
+        void* MainAddr = (void*) (intptr_t) GetExecutablePath(/*Argv0=*/nullptr);
         return ;
     }
-    std::cerr<<GetExecutablePath(nullptr)<<std::endl;
+    std::cerr<<GetExecutablePath(/*Argv0=*/nullptr)<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From cba045926ae232496be4fa98d97cfc82b05f8df9 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:41:02 +0100
Subject: [PATCH 13/24] Fix

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 1ebce3f2..59bbe5d9 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -142,7 +142,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
         // This just needs to be some symbol in the binary; C++ doesn't
         // allow taking the address of ::main however.
         void* MainAddr = (void*) (intptr_t) GetExecutablePath(/*Argv0=*/nullptr);
-        return ;
+        return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
     }
     std::cerr<<GetExecutablePath(/*Argv0=*/nullptr)<<std::endl;
     """

From 835128dd7dbded3c5f4d8b28230cc087d0b71dc5 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:44:36 +0100
Subject: [PATCH 14/24] Fix

---
 test/test_xcpp_kernel.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 59bbe5d9..717ee6b2 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,7 +137,6 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
-    std:: 
     std::string GetExecutablePath(const char* Argv0) {
         // This just needs to be some symbol in the binary; C++ doesn't
         // allow taking the address of ::main however.

From b126e2f89e8380f813d7032b0f255459cc013fdf Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:53:40 +0100
Subject: [PATCH 15/24] Attempt fix

---
 test/test_xcpp_kernel.py | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 717ee6b2..98a13269 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -137,13 +137,15 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <clang/Interpreter/CppInterOp.h>  
     #include "llvm/Support/FileSystem.h"
     #include "llvm/Support/Path.h"
-    std::string GetExecutablePath(const char* Argv0) {
-        // This just needs to be some symbol in the binary; C++ doesn't
-        // allow taking the address of ::main however.
-        void* MainAddr = (void*) (intptr_t) GetExecutablePath(/*Argv0=*/nullptr);
-        return llvm::sys::fs::getMainExecutable(Argv0, MainAddr);
-    }
-    std::cerr<<GetExecutablePath(/*Argv0=*/nullptr)<<std::endl;
+    llvm::StringRef Dir = llvm::sys::path::parent_path("/home/runner/micromamba/envs/xeus-cpp/");
+    Cpp::AddSearchPath(Dir.str().c_str());
+    #ifdef __APPLE__
+      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
+    #else
+      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
+    #endif // __APPLE__
+    bool loaded=Cpp::LoadLibrary("PathToTestSharedLib.c_str())");
+    std::cerr<<loaded<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From fb9462caf8f433d6b4d18bd2736d732d81d18e0a Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 16:56:32 +0100
Subject: [PATCH 16/24] Fix

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 98a13269..f4e463a8 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -144,7 +144,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #else
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
     #endif // __APPLE__
-    bool loaded=Cpp::LoadLibrary("PathToTestSharedLib.c_str())");
+    bool loaded=Cpp::LoadLibrary(PathToTestSharedLib.c_str()));
     std::cerr<<loaded<<std::endl;
     """
         def test_xcpp_omp(self):

From 5250524fa2466788978dde9ed4d076f9e6c45b7f Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:00:34 +0100
Subject: [PATCH 17/24] Debug

---
 test/test_xcpp_kernel.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index f4e463a8..c7372ad9 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -144,8 +144,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #else
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
     #endif // __APPLE__
-    bool loaded=Cpp::LoadLibrary(PathToTestSharedLib.c_str()));
-    std::cerr<<loaded<<std::endl;
+    std::cerr<<PathToTestSharedLib<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 50de4e6af32ee2be7eea36c192e5436f1d72e08c Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:04:30 +0100
Subject: [PATCH 18/24] Debug

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index c7372ad9..75451d76 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -139,12 +139,12 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include "llvm/Support/Path.h"
     llvm::StringRef Dir = llvm::sys::path::parent_path("/home/runner/micromamba/envs/xeus-cpp/");
     Cpp::AddSearchPath(Dir.str().c_str());
+    std::cerr<<Dir<<" "<<Dir.str().c_str()<<std::endl;
     #ifdef __APPLE__
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
     #else
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
     #endif // __APPLE__
-    std::cerr<<PathToTestSharedLib<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 99da8d8dfa721349a6277b88e24e776af553721e Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:08:55 +0100
Subject: [PATCH 19/24] Debug

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 75451d76..2a510fc3 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -139,7 +139,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include "llvm/Support/Path.h"
     llvm::StringRef Dir = llvm::sys::path::parent_path("/home/runner/micromamba/envs/xeus-cpp/");
     Cpp::AddSearchPath(Dir.str().c_str());
-    std::cerr<<Dir<<" "<<Dir.str().c_str()<<std::endl;
+    std::cerr<<Dir<<<<std::endl;
     #ifdef __APPLE__
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
     #else

From b4ca1cea8cf94ba665238f16b03e97cd5adc5eb9 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:13:34 +0100
Subject: [PATCH 20/24] Debug

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 2a510fc3..046f4538 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -139,12 +139,12 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include "llvm/Support/Path.h"
     llvm::StringRef Dir = llvm::sys::path::parent_path("/home/runner/micromamba/envs/xeus-cpp/");
     Cpp::AddSearchPath(Dir.str().c_str());
-    std::cerr<<Dir<<<<std::endl;
     #ifdef __APPLE__
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
     #else
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
     #endif // __APPLE__
+    std::cerr<<Dir<<<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 56216396f0f83fee74c55ae4d5dc6e85a07879a8 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:17:58 +0100
Subject: [PATCH 21/24] Debug

---
 test/test_xcpp_kernel.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 046f4538..1c1089f2 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -144,7 +144,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #else
       std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
     #endif // __APPLE__
-    std::cerr<<Dir<<<<std::endl;
+    std::cerr<<Dir.str().c_str()<<<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From 93aa2e48a033d7eeae25802dffd9d34542fc89d4 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 17:58:53 +0100
Subject: [PATCH 22/24] Go back to just headers needed for test

---
 test/test_xcpp_kernel.py | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/test/test_xcpp_kernel.py b/test/test_xcpp_kernel.py
index 1c1089f2..814a7d41 100644
--- a/test/test_xcpp_kernel.py
+++ b/test/test_xcpp_kernel.py
@@ -135,16 +135,6 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <omp.h>
     #include <iostream>
     #include <clang/Interpreter/CppInterOp.h>  
-    #include "llvm/Support/FileSystem.h"
-    #include "llvm/Support/Path.h"
-    llvm::StringRef Dir = llvm::sys::path::parent_path("/home/runner/micromamba/envs/xeus-cpp/");
-    Cpp::AddSearchPath(Dir.str().c_str());
-    #ifdef __APPLE__
-      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("_omp_get_max_threads_", /*system_search=*/false);
-    #else
-      std::string PathToTestSharedLib = Cpp::SearchLibrariesForSymbol("omp_get_max_threads_", /*system_search=*/false);
-    #endif // __APPLE__
-    std::cerr<<Dir.str().c_str()<<<<std::endl;
     """
         def test_xcpp_omp(self):
             self.flush_channels()

From aaabbd99815ceab2a9d59c1f46915d4be15ead99 Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 21:16:18 +0100
Subject: [PATCH 23/24] Attempt to fix osx arm job

---
 environment-dev.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/environment-dev.yml b/environment-dev.yml
index b5a97b8a..f7ea4bb2 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -23,3 +23,4 @@ dependencies:
   - doctest
   - llvm-openmp
   - llvmdev
+  - libllvm18

From a36a534e46dbd16b32706c453d0e3a41247530bc Mon Sep 17 00:00:00 2001
From: mcbarton <150042563+mcbarton@users.noreply.github.com>
Date: Wed, 22 May 2024 21:18:55 +0100
Subject: [PATCH 24/24] Update environment-dev.yml

---
 environment-dev.yml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/environment-dev.yml b/environment-dev.yml
index f7ea4bb2..eccb9153 100644
--- a/environment-dev.yml
+++ b/environment-dev.yml
@@ -22,5 +22,3 @@ dependencies:
   - pytest-rerunfailures
   - doctest
   - llvm-openmp
-  - llvmdev
-  - libllvm18