deal.II: Update dependencies and fix target for vectorisation (#15731)

* Update ADOL-C homepage url

* Update SymEngine to v0.6

* deal.II: Add code to add target vectorisation flags

var/spack/repos/builtin/packages/adol-c/package.py

@@ -11,7 +11,7 @@ class AdolC(AutotoolsPackage):
     derivatives of vector functions in C and C++ programs by operator
     overloading."""
 
-    homepage = "https://projects.coin-or.org/ADOL-C"
+    homepage = "https://github.com/coin-or/ADOL-C"
     url      = "https://github.com/coin-or/ADOL-C/archive/releases/2.7.2.tar.gz"
     git      = "https://github.com/coin-or/ADOL-C.git"
     version('master',  branch='master')

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

@@ -5,6 +5,8 @@
 
 from spack import *
 
+import os
+
 
 class Dealii(CMakePackage, CudaPackage):
     """C++ software library providing well-documented tools to build finite
@@ -459,6 +461,13 @@ def cmake_args(self):
                     ' '.join(cxx_flags))
             ])
 
+        # Add flags for machine vectorization, used when tutorials
+        # and user code is built.
+        # See https://github.com/dealii/dealii/issues/9164
+        options.extend([
+            '-DDEAL_II_CXX_FLAGS=%s' % os.environ['SPACK_TARGET_ARGS']
+        ])
+
         return options
 
     def setup_run_environment(self, env):

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

@@ -14,7 +14,8 @@ class Symengine(CMakePackage):
     url      = "https://github.com/symengine/symengine/archive/v0.2.0.tar.gz"
     git      = "https://github.com/symengine/symengine.git"
 
-    version('develop', branch='master')
+    version('master', branch='master')
+    version('0.6.0', sha256='4d2caa86c03eaaa8ed004084d02f87b5c51b6229f8ba70d161227e22d6302f0a')
     version('0.5.0', sha256='5d02002f00d16a0928d1056e6ecb8f34fd59f3bfd8ed0009a55700334dbae29b')
     version('0.4.0', sha256='dd755901a9e2a49e53ba3bbe3f565f94265af05299e57a7b592186dd35916a1b')
     version('0.3.0', sha256='591463cb9e741d59f6dfd39a7943e3865d3afe9eac47d1a9cbf5ca74b9c49476')