Update setup (#235)

* Update compiler flag for mac

Tested with macosx-11.0-arm64-3.11

* smt package not found in conda-forge; moved to pip

mamba 1.5.1
conda 23.7.4

environment.yml

@@ -48,7 +48,6 @@ dependencies:
   - setuptools
   - simpy
   - slycot
-  - smt
   - sortedcontainers
   - sphinx
   - sphinxcontrib-applehelp
@@ -66,6 +65,7 @@ dependencies:
     - dearpygui
     - marmot-agents
     - osqp
+    - smt
 # Needs to be done outside of environment file:
 #  - m2w64-toolchain # [win]
 #  - libpython # [win]

setup.py

@@ -75,6 +75,10 @@ def build_extension(self, ext):
             elif (mycompiler.find('ifort') >= 0 or mycompiler.find('icc') >= 0 or
                   mycompiler.find('icpc') >= 0):
                 tune = '-xHost'
+
+            elif platform.system() == 'Darwin':
+                # clang doesn't support -march=native
+                tune = '-mtune=native'
 
             else:
                 tune = '-march=native -mtune=native'