From 643059b645195948a4d945d0a72f58ec0fc207bc Mon Sep 17 00:00:00 2001
From: Andy Nonaka <AJNonaka@lbl.gov>
Date: Fri, 16 Oct 2026 10:14:31 -0700
Subject: [PATCH] fix compilation issues for LLG and non-LLG

---
 Source/Evolve/WarpXEvolve.cpp                |  5 ++++-
 Source/FieldSolver/WarpXExternalEMFields.cpp | 14 --------------
 Source/Initialization/WarpXInitData.cpp      |  2 ++
 Source/Utils/WarpXAlgorithmSelection.H       |  2 +-
 4 files changed, 7 insertions(+), 16 deletions(-)

diff --git a/Source/Evolve/WarpXEvolve.cpp b/Source/Evolve/WarpXEvolve.cpp
index 71d387c2d..5ff7a4cba 100644
--- a/Source/Evolve/WarpXEvolve.cpp
+++ b/Source/Evolve/WarpXEvolve.cpp
@@ -632,7 +632,8 @@ void WarpX::SyncCurrentAndRho ()
                 SyncCurrent(current_fp, current_cp);
                 SyncRho(rho_fp, rho_cp);
             }
-#endif // ifndef WARPX_DIM_RZ
+#ifdef WARPX_MAG_LLG
+#ifndef WARPX_DIM_RZ
             // H and M are up-to-date in the domain, but all guard cells are
             // outdated.
             if ( safe_guard_cells ){
@@ -643,6 +644,8 @@ void WarpX::SyncCurrentAndRho ()
                ApplyExternalFieldExcitationOnGrid(ExternalFieldType::HbiasfieldExternal); // apply H external excitation; soft source to be fixed
 
             }
+#endif // ifndef WARPX_DIM_RZ
+#endif // WARPX_MAG_LLG
         }
     }
     else // FDTD
diff --git a/Source/FieldSolver/WarpXExternalEMFields.cpp b/Source/FieldSolver/WarpXExternalEMFields.cpp
index 35d929834..4b7d19e38 100644
--- a/Source/FieldSolver/WarpXExternalEMFields.cpp
+++ b/Source/FieldSolver/WarpXExternalEMFields.cpp
@@ -96,20 +96,6 @@ WarpX::ApplyExternalFieldExcitationOnGrid (int const externalfieldtype, DtType a
                                                lev, a_dt_type );
             }
         }
-        if (externalfieldtype == ExternalFieldType::AllExternal || externalfieldtype == ExternalFieldType::HbiasfieldExternal) {
-            if (H_bias_excitation_grid_s == "parse_h_bias_excitation_grid_function") {
-            ApplyExternalFieldExcitationOnGrid(H_biasfield_fp[lev][0].get(),
-                                               H_biasfield_fp[lev][1].get(),
-                                               H_biasfield_fp[lev][2].get(),
-                                               Hx_biasfield_xt_grid_parser->compile<4>(),
-                                               Hy_biasfield_xt_grid_parser->compile<4>(),
-                                               Hz_biasfield_xt_grid_parser->compile<4>(),
-                                               Hx_biasfield_flag_parser->compile<3>(),
-                                               Hy_biasfield_flag_parser->compile<3>(),
-                                               Hz_biasfield_flag_parser->compile<3>(),
-                                               lev );
-            }
-        }
 #endif
     } // for loop over level
 }
diff --git a/Source/Initialization/WarpXInitData.cpp b/Source/Initialization/WarpXInitData.cpp
index ade792947..db63185f9 100644
--- a/Source/Initialization/WarpXInitData.cpp
+++ b/Source/Initialization/WarpXInitData.cpp
@@ -712,6 +712,8 @@ WarpX::PostRestart ()
 void
 WarpX::InitLevelData (int lev, Real /*time*/)
 {
+    using utils::parser::makeParser;
+    using utils::parser::Store_parserString;
 
     ParmParse pp_warpx("warpx");
 
diff --git a/Source/Utils/WarpXAlgorithmSelection.H b/Source/Utils/WarpXAlgorithmSelection.H
index a82334df6..0e5de537c 100644
--- a/Source/Utils/WarpXAlgorithmSelection.H
+++ b/Source/Utils/WarpXAlgorithmSelection.H
@@ -174,7 +174,7 @@ struct ExternalFieldType {
         BfieldExternal = 2,
 #ifdef WARPX_MAG_LLG
         HfieldExternal = 3,
-        HbiasfieldExternal = 4
+        HbiasfieldExternal = 4,
 #endif
         EfieldExternalPML = 5
     };