Hardcode O2 and O2Physics to always compile in DEBUG mode

o2.sh

@@ -138,6 +138,8 @@ valid_defaults:
 #!/bin/sh
 export ROOTSYS=$ROOT_ROOT
 
+CMAKE_BUILD_TYPE=DEBUG
+
 # Making sure people do not have SIMPATH set when they build fairroot.
 # Unfortunately SIMPATH seems to be hardcoded in a bunch of places in
 # fairroot, so this really should be cleaned up in FairRoot itself for

o2physics.sh

@@ -19,6 +19,8 @@ incremental_recipe: |
 ---
 #!/bin/sh
 
+CMAKE_BUILD_TYPE=DEBUG
+
 # When O2 is built against Gandiva (from Arrow), then we need to use
 # -DLLVM_ROOT=$CLANG_ROOT, since O2's CMake calls into Gandiva's
 # -CMake, which requires it.