diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 68edc7a3bf..2e5d1d28e9 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -185,6 +185,7 @@ set_hypre_option(HIP  HYPRE_ENABLE_ROCSOLVER            "Use rocSOLVER" ON)
 set_hypre_option(HIP  HYPRE_ENABLE_ROCBLAS              "Use rocBLAS" ON)
 set_hypre_option(HIP  HYPRE_ENABLE_ROCRAND              "Use rocRAND" ON)
 set_hypre_option(HIP  HYPRE_ENABLE_ROCTHRUST            "Use rocThrust" ON)
+set_hypre_option(HIP  HYPRE_ENABLE_ROCPRIM              "Use rocPRIM" ON)
 # oneAPI options
 set_hypre_option(SYCL HYPRE_ENABLE_ONEMKLSPARSE         "Use oneMKL sparse" ON)
 set_hypre_option(SYCL HYPRE_ENABLE_ONEMKLBLAS           "Use oneMKL blas" ON)
diff --git a/src/config/HYPREConfig.cmake.in b/src/config/HYPREConfig.cmake.in
index 50010efa8b..bef725134a 100644
--- a/src/config/HYPREConfig.cmake.in
+++ b/src/config/HYPREConfig.cmake.in
@@ -144,6 +144,8 @@ set(HYPRE_ENABLE_ROCSPARSE @HYPRE_ENABLE_ROCSPARSE@)
 set(HYPRE_ENABLE_ROCBLAS @HYPRE_ENABLE_ROCBLAS@)
 set(HYPRE_ENABLE_ROCRAND @HYPRE_ENABLE_ROCRAND@)
 set(HYPRE_ENABLE_ROCSOLVER @HYPRE_ENABLE_ROCSOLVER@)
+set(HYPRE_ENABLE_ROCTHRUST @HYPRE_ENABLE_ROCTHRUST@)
+set(HYPRE_ENABLE_ROCPRIM @HYPRE_ENABLE_ROCPRIM@)
 set(HYPRE_ENABLE_ONEMKLSPARSE @HYPRE_ENABLE_ONEMKLSPARSE@)
 set(HYPRE_ENABLE_ONEMKLBLAS @HYPRE_ENABLE_ONEMKLBLAS@)
 set(HYPRE_ENABLE_ONEMKLRAND @HYPRE_ENABLE_ONEMKLRAND@)
@@ -243,6 +245,14 @@ if(HYPRE_ENABLE_CUDA OR HYPRE_ENABLE_HIP OR HYPRE_ENABLE_SYCL)
     if(HYPRE_ENABLE_ROCSOLVER)
       list(APPEND REQUIRED_GPU_COMPONENTS rocsolver)
     endif()
+
+    if(HYPRE_ENABLE_ROCTHRUST)
+      list(APPEND REQUIRED_GPU_COMPONENTS rocthrust)
+    endif()
+
+    if(HYPRE_ENABLE_ROCPRIM)
+      list(APPEND REQUIRED_GPU_COMPONENTS rocprim)
+    endif()
   elseif(HYPRE_ENABLE_SYCL)
     if(HYPRE_ENABLE_ONEMKLSPARSE)
       list(APPEND REQUIRED_GPU_COMPONENTS onemklsparse)
diff --git a/src/config/cmake/HYPRE_SetupHIPToolkit.cmake b/src/config/cmake/HYPRE_SetupHIPToolkit.cmake
index bbce49c45b..8f43f66d53 100644
--- a/src/config/cmake/HYPRE_SetupHIPToolkit.cmake
+++ b/src/config/cmake/HYPRE_SetupHIPToolkit.cmake
@@ -222,24 +222,46 @@ function(find_and_add_rocm_library LIB_NAME)
     set(HYPRE_USING_${LIB_NAME_UPPER} ON CACHE INTERNAL "")
     find_package(${LIB_NAME} REQUIRED)
     if(TARGET roc::${LIB_NAME})
-      message(STATUS "Found target: ${${LIB_NAME}_LIBRARY}")
-      if(NOT ${LIB_NAME_UPPER} STREQUAL ROCTHRUST)
+      message(STATUS "Found target: roc::${LIB_NAME}")
+
+      # Append the library variable that hypre expects.
+      # Do NOT link rocThrust/rocPRIM targets into Hypre: some external packages export HIP-only
+      # link flags (e.g., --hip-link/--offload-arch) that would propagate to downstream pure-C++
+      # targets and break their link steps. We only need theirinclude dirs.
+      if (${LIB_NAME_UPPER} STREQUAL ROCTHRUST)
+        get_target_property(ROCTHRUST_INCLUDE_DIRS roc::rocthrust INTERFACE_INCLUDE_DIRECTORIES)
+        if(ROCTHRUST_INCLUDE_DIRS)
+          target_include_directories(${PROJECT_NAME} PUBLIC ${ROCTHRUST_INCLUDE_DIRS})
+          message(STATUS "Using rocThrust include dirs: ${ROCTHRUST_INCLUDE_DIRS}")
+        else()
+          message(WARNING "roc::rocthrust has no INTERFACE_INCLUDE_DIRECTORIES; relying on ${HIP_PATH}/include for rocThrust headers")
+        endif()
+      elseif (${LIB_NAME_UPPER} STREQUAL ROCPRIM)
+        get_target_property(ROCTHRUST_INCLUDE_DIRS roc::rocprim INTERFACE_INCLUDE_DIRECTORIES)
+        if(ROCPRIM_INCLUDE_DIRS)
+          target_include_directories(${PROJECT_NAME} PUBLIC ${ROCPRIM_INCLUDE_DIRS})
+          message(STATUS "Using rocPRIM include dirs: ${ROCPRIM_INCLUDE_DIRS}")
+        else()
+          message(WARNING "roc::rocprim has no INTERFACE_INCLUDE_DIRECTORIES; relying on ${HIP_PATH}/include for rocPRIM headers")
+        endif()
+      else()
         list(APPEND ROCM_LIBS ${${LIB_NAME}_LIBRARY})
       endif()
     else()
-      #message(WARNING "roc::${LIB_NAME} target not found. Attempting manual linking.")
+      message(WARNING "roc::${LIB_NAME} target not found. Attempting manual linking.")
       find_library(${LIB_NAME}_LIBRARY ${LIB_NAME} HINTS ${HIP_PATH}/lib ${HIP_PATH}/lib64)
       if(${LIB_NAME}_LIBRARY)
         message(STATUS "Found ${LIB_NAME} library: ${${LIB_NAME}_LIBRARY}")
-        if(NOT ${LIB_NAME_UPPER} STREQUAL ROCTHRUST)
+        if(NOT ${LIB_NAME_UPPER} STREQUAL ROCTHRUST AND NOT ${LIB_NAME_UPPER} STREQUAL ROCPRIM)
           add_library(roc::${LIB_NAME} UNKNOWN IMPORTED)
           set_target_properties(roc::${LIB_NAME} PROPERTIES
             IMPORTED_LOCATION "${${LIB_NAME}_LIBRARY}"
             INTERFACE_INCLUDE_DIRECTORIES "${HIP_PATH}/include")
           list(APPEND ROCM_LIBS roc::${LIB_NAME})
         else()
-          set_target_properties(roc::${LIB_NAME} PROPERTIES
-            INTERFACE_INCLUDE_DIRECTORIES "${HIP_PATH}/include")
+          # rocThrust/rocPRIM are header-only; if the package didn't provide a target, fall back
+          # to the HIP include directory already added below.
+          message(WARNING "roc::${LIB_NAME} target not found; relying on ${HIP_PATH}/include for rocThrust headers")
         endif()
       else()
         message(FATAL_ERROR "Could not find ${LIB_NAME} library. Please check your ROCm installation.")
@@ -255,6 +277,7 @@ find_and_add_rocm_library(rocsparse)
 find_and_add_rocm_library(rocrand)
 find_and_add_rocm_library(rocsolver)
 find_and_add_rocm_library(rocthrust)
+find_and_add_rocm_library(rocprim)
 
 if(HYPRE_ENABLE_GPU_PROFILING)
   set(HYPRE_USING_ROCTX ON CACHE BOOL "" FORCE)
diff --git a/src/config/configure.in b/src/config/configure.in
index 6a90d4b4ae..9a77157968 100644
--- a/src/config/configure.in
+++ b/src/config/configure.in
@@ -776,7 +776,7 @@ AS_HELP_STRING([--with-MPI-libs=LIBS],
                 --with-MPI-include --with-MPI-libs and --with-MPI-lib-dirs
                 must be used together.]),
 [for mpi_lib in $withval; do
-    MPILIBS+=" -l$mpi_lib"
+    MPILIBS="$MPILIBS -l$mpi_lib"
  done;
  hypre_user_chose_mpi=yes]
 )
@@ -789,7 +789,7 @@ AS_HELP_STRING([--with-MPI-lib-dirs=DIRS],
                 The options --with-MPI-include --with-MPI-libs and
                 --with-MPI-lib-dirs must be used together.]),
 [for mpi_lib_dir in $withval; do
-    MPILIBDIRS+=" -L$mpi_lib_dir"
+    MPILIBDIRS="$MPILIBDIRS -L$mpi_lib_dir"
  done;
  hypre_user_chose_mpi=yes]
 )
@@ -867,7 +867,7 @@ dnl    if test $libprefix = "-L"
 dnl    then
 dnl       BLASLIBDIRS="$blas_lib $BLASLIBDIRS"
 dnl    else
-       BLASLIBS+=" $blas_lib"
+       BLASLIBS="$BLASLIBS $blas_lib"
 dnl    fi
  done;
  hypre_user_chose_blas=yes]
@@ -879,7 +879,7 @@ AS_HELP_STRING([--with-blas-libs=LIBS],
                 needed for BLAS (base name only). The options --with-blas-libs and
                 --with-blas-lib-dirs must be used together.]),
 [for blas_lib in $withval; do
-    BLASLIBS+=" -l$blas_lib"
+    BLASLIBS="$BLASLIBS -l$blas_lib"
  done;
  hypre_user_chose_blas=yes
  hypre_blas_lib_old_style=yes]
@@ -893,7 +893,7 @@ AS_HELP_STRING([--with-blas-lib-dirs=DIRS],
                 The  options --with-blas-libs and --with-blas-lib-dirs
                 must be used together.]),
 [for blas_lib_dir in $withval; do
-    BLASLIBDIRS+=" -L$blas_lib_dir"
+    BLASLIBDIRS="$BLASLIBDIRS -L$blas_lib_dir"
  done;
  hypre_user_chose_blas=yes
  hypre_blas_lib_dir_old_style=yes]
@@ -911,7 +911,7 @@ dnl    if test $libprefix = "-L"
 dnl    then
 dnl       LAPACKLIBDIRS="$lapack_lib $LAPACKLIBDIRS"
 dnl    else
-       LAPACKLIBS+=" $lapack_lib"
+       LAPACKLIBS="$LAPACKLIBS $lapack_lib"
 dnl    fi
  done;
  hypre_user_chose_lapack=yes]
@@ -923,7 +923,7 @@ AS_HELP_STRING([--with-lapack-libs=LIBS],
                 needed for LAPACK (base name only). The options --with-lapack-libs and
                 --with-lapack-lib-dirs must be used together.]),
 [for lapack_lib in $withval; do
-    LAPACKLIBS+=" -l$lapack_lib"
+    LAPACKLIBS="$LAPACKLIBS -l$lapack_lib"
  done;
  hypre_user_chose_lapack=yes
  hypre_lapack_lib_old_style=yes]
@@ -937,7 +937,7 @@ AS_HELP_STRING([--with-lapack-lib-dirs=DIRS],
                 The options --with-lapack-libs and --with-lapack-lib-dirs
                 must be used together.]),
 [for lapack_lib_dir in $withval; do
-    LAPACKLIBDIRS+=" -L$lapack_lib_dir"
+    LAPACKLIBDIRS="$LAPACKLIBDIRS -L$lapack_lib_dir"
  done;
  hypre_user_chose_lapack=yes
  hypre_lapack_lib_dir_old_style=yes]
@@ -1085,7 +1085,7 @@ AS_HELP_STRING([--with-superlu-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for SuperLU. OK to use -L and -l flags in the list]),
 [for superlu_lib in $withval; do
-    SUPERLU_LIBS+=" $superlu_lib"
+    SUPERLU_LIBS="$SUPERLU_LIBS $superlu_lib"
  done]
 )
 
@@ -1117,7 +1117,7 @@ AS_HELP_STRING([--with-dsuperlu-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for DSuperLU. OK to use -L and -l flags in the list]),
 [for dsuperlu_lib in $withval; do
-    DSUPERLU_LIBS+=" $dsuperlu_lib"
+    DSUPERLU_LIBS="$DSUPERLU_LIBS $dsuperlu_lib"
  done]
 )
 
@@ -1441,7 +1441,7 @@ AS_HELP_STRING([--with-raja-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for RAJA. OK to use -L and -l flags in the list]),
 [for raja_lib in $withval; do
-       HYPRE_RAJA_LIB+=" $raja_lib"
+       HYPRE_RAJA_LIB="$HYPRE_RAJA_LIB $raja_lib"
  done;
 hypre_user_chose_raja=yes]
 )
@@ -1452,7 +1452,7 @@ AS_HELP_STRING([--with-raja-libs=LIBS],
                 needed for RAJA (base name only). The options --with-raja-libs and
                 --with-raja-lib-dirs must be used together.]),
 [for raja_lib in $withval; do
-    HYPRE_RAJA_LIB+=" -l$raja_lib"
+    HYPRE_RAJA_LIB="$HYPRE_RAJA_LIB -l$raja_lib"
  done;
 hypre_user_chose_raja=yes]
 )
@@ -1465,7 +1465,7 @@ AS_HELP_STRING([--with-raja-lib-dirs=DIRS],
                 The  options --with-raja-libs and --raja-blas-lib-dirs
                 must be used together.]),
 [for raja_lib_dir in $withval; do
-    HYPRE_RAJA_LIB_DIR+=" -L$raja_lib_dir"
+    HYPRE_RAJA_LIB_DIR="$HYPRE_RAJA_LIB_DIR -L$raja_lib_dir"
  done;
  hypre_user_chose_raja=yes]
 )
@@ -1499,7 +1499,7 @@ AS_HELP_STRING([--with-kokkos-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for KOKKOS. OK to use -L and -l flags in the list]),
 [for kokkos_lib in $withval; do
-       HYPRE_KOKKOS_LIB+=" $kokkos_lib"
+       HYPRE_KOKKOS_LIB="$HYPRE_KOKKOS_LIB $kokkos_lib"
  done;
 hypre_user_chose_kokkos=yes]
 )
@@ -1510,7 +1510,7 @@ AS_HELP_STRING([--with-kokkos-libs=LIBS],
                 needed for KOKKOS (base name only). The options --with-kokkos-libs and
                 --with-kokkos-dirs must be used together.]),
 [for kokkos_lib in $withval; do
-    HYPRE_KOKKOS_LIB+=" -l$kokkos_lib"
+    HYPRE_KOKKOS_LIB="$HYPRE_KOKKOS_LIB -l$kokkos_lib"
  done;
 hypre_user_chose_kokkos=yes]
 )
@@ -1523,7 +1523,7 @@ AS_HELP_STRING([--with-kokkos-lib-dirs=DIRS],
                 The  options --with-kokkos-libs and --with-kokkos-dirs
                 must be used together.]),
 [for kokkos_lib_dir in $withval; do
-    HYPRE_KOKKOS_LIB_DIR+=" -L$kokkos_lib_dir"
+    HYPRE_KOKKOS_LIB_DIR="$HYPRE_KOKKOS_LIB_DIR -L$kokkos_lib_dir"
  done;
 hypre_user_chose_kokkos=yes]
 )
@@ -1604,7 +1604,7 @@ AS_HELP_STRING([--with-umpire-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for UMPIRE. OK to use -L and -l flags in the list]),
 [for umpire_lib in $withval; do
-       HYPRE_UMPIRE_LIB+=" $umpire_lib"
+       HYPRE_UMPIRE_LIB="$HYPRE_UMPIRE_LIB $umpire_lib"
  done;
  hypre_user_gave_umpire_lib=yes]
 )
@@ -1615,7 +1615,7 @@ AS_HELP_STRING([--with-umpire-libs=LIBS],
                 needed for UMPIRE (base name only). The options --with-umpire-libs and
                 --with-umpire-dirs must be used together.]),
 [for umpire_lib in $withval; do
-    HYPRE_UMPIRE_LIB+=" -l$umpire_lib"
+    HYPRE_UMPIRE_LIB="$HYPRE_UMPIRE_LIB -l$umpire_lib"
  done;
  hypre_user_gave_umpire_libs=yes]
 )
@@ -1628,8 +1628,8 @@ AS_HELP_STRING([--with-umpire-lib-dirs=DIRS],
                 The  options --with-umpire-libs and --with-umpire-dirs
                 must be used together.]),
 [for umpire_lib_dir in $withval; do
-    HYPRE_UMPIRE_LIB_DIR+=" -L$umpire_lib_dir"
-    HYPRE_UMPIRE_RPATH+=" -Wl,-rpath,${umpire_lib_dir}"
+    HYPRE_UMPIRE_LIB_DIR="$HYPRE_UMPIRE_LIB_DIR -L$umpire_lib_dir"
+    HYPRE_UMPIRE_RPATH="${HYPRE_UMPIRE_RPATH} -Wl,-rpath,${umpire_lib_dir}"
  done;
  hypre_user_gave_umpire_lib_dirs=yes]
 )
@@ -1667,7 +1667,7 @@ AS_HELP_STRING([--with-magma-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for MAGMA. OK to use -L and -l flags in the list]),
 [for magma_lib in $withval; do
-    HYPRE_MAGMA_LIB+=" $magma_lib"
+    HYPRE_MAGMA_LIB="$HYPRE_MAGMA_LIB -l$magma_lib"
  done;
 hypre_user_gave_magma_lib=yes]
 )
@@ -1678,7 +1678,7 @@ AS_HELP_STRING([--with-magma-libs=LIBS],
                 needed for MAGMA (base name only). The options --with-magma-libs and
                 --with-magma-lib-dirs must be used together.]),
 [for magma_lib in $withval; do
-    HYPRE_MAGMA_LIB+=" -l$magma_lib"
+    HYPRE_MAGMA_LIB_DIR="$HYPRE_MAGMA_LIB_DIR -L$magma_lib_dir"
  done;
 hypre_user_gave_magma_libs=yes]
 )
@@ -1691,7 +1691,7 @@ AS_HELP_STRING([--with-magma-lib-dirs=DIRS],
                 The  options --with-magma-libs and --with-magma-lib-dirs
                 must be used together.]),
 [for magma_lib_dir in $withval; do
-    HYPRE_MAGMA_LIB_DIR+=" -L$magma_lib_dir"
+    HYPRE_MAGMA_LIB_DIR="$HYPRE_MAGMA_LIB_DIR -L$magma_lib_dir"
  done;
 hypre_user_gave_magma_lib_dirs=yes]
 )
@@ -1725,7 +1725,7 @@ AS_HELP_STRING([--with-caliper-lib=LIBS],
                [LIBS is space-separated linkable list (enclosed in quotes) of libraries
                 needed for Caliper. OK to use -L and -l flags in the list]),
 [for caliper_lib in $withval; do
-    CALIPER_LIBS+=" $caliper_lib"
+    CALIPER_LIBS="$CALIPER_LIBS $caliper_lib"
  done;
  hypre_user_gave_caliper_lib=yes]
 )
@@ -1914,7 +1914,7 @@ if test "$hypre_using_mpi" = "no"
 then
    AC_DEFINE(HYPRE_SEQUENTIAL, 1, [Disable MPI, enable serial codes.])
 else
-   AC_HYPRE_CHECK_MPI([LIBS+=" $MPILIBS"])
+   AC_HYPRE_CHECK_MPI([LIBS="$LIBS $MPILIBS"])
    AC_CHECK_FUNCS([MPI_Comm_f2c])
    AC_CACHE_CHECK([whether MPI_Comm_f2c is a macro],
      hypre_cv_func_MPI_Comm_f2c_macro,
@@ -2056,7 +2056,7 @@ then
          AC_DEFINE(HAVE_MLI, 1, [Define to 1 if using MLI])
       fi
    fi
-   AC_CHECK_LIB(stdc++, __gxx_personality_v0, LIBS+=" -lstdc++")
+   AC_CHECK_LIB(stdc++, __gxx_personality_v0, LIBS="$LIBS -lstdc++")
 else
    HYPRE_FEI_SRC_DIR=
    HYPRE_FEI_BASE_DIR=
@@ -2132,7 +2132,7 @@ fi
 dnl *********************************************************************
 dnl * FIND libraries needed to link with hypre
 dnl *********************************************************************
-AC_CHECK_LIB(m, cabs, LIBS+=" -lm")
+AC_CHECK_LIB(m, cabs, LIBS="$LIBS -lm")
 dnl * Commenting this out because it doesn't really behave correctly.
 dnl * This should probably be deleted altogether at some point. (RDF)
 dnl AC_HYPRE_FIND_G2C
@@ -2880,8 +2880,8 @@ AS_IF([test x"$hypre_using_sycl" == x"yes"],
               [AC_CHECK_HEADER(["${MKLROOT}/include/mkl.h"],
                                [hypre_found_mkl=yes],
                                AC_MSG_ERROR([unable to find oneMKL ... Ensure that MKLROOT is set]))
-               HYPRE_SYCL_LIBS+=" -qmkl -Wl,-export-dynamic -Wl,--start-group -Wl,--end-group -lsycl -lOpenCL -lpthread -lm -ldl"
-               HYPRE_SYCL_INCL+=" -qmkl -I${DPLROOT}/include -DMKL_ILP64 -I${MKLROOT}/include"
+               HYPRE_SYCL_LIBS="${HYPRE_SYCL_LIBS} -qmkl -Wl,-export-dynamic -Wl,--start-group -Wl,--end-group -lsycl -lOpenCL -lpthread -lm -ldl"
+               HYPRE_SYCL_INCL="${HYPRE_SYCL_INCL} -qmkl -I${DPLROOT}/include -DMKL_ILP64 -I${MKLROOT}/include"
                ])
 
         AS_IF([test x"$hypre_using_onemklsparse" == x"yes"], [AC_DEFINE(HYPRE_USING_ONEMKLSPARSE, 1, [onemkl::SPARSE being used])])
diff --git a/src/configure b/src/configure
index 5efa731c50..fdb4d04372 100755
--- a/src/configure
+++ b/src/configure
@@ -4217,7 +4217,7 @@ fi
 if test ${with_MPI_libs+y}
 then :
   withval=$with_MPI_libs; for mpi_lib in $withval; do
-    MPILIBS+=" -l$mpi_lib"
+    MPILIBS="$MPILIBS -l$mpi_lib"
  done;
  hypre_user_chose_mpi=yes
 
@@ -4229,7 +4229,7 @@ fi
 if test ${with_MPI_lib_dirs+y}
 then :
   withval=$with_MPI_lib_dirs; for mpi_lib_dir in $withval; do
-    MPILIBDIRS+=" -L$mpi_lib_dir"
+    MPILIBDIRS="$MPILIBDIRS -L$mpi_lib_dir"
  done;
  hypre_user_chose_mpi=yes
 
@@ -4314,7 +4314,7 @@ fi
 if test ${with_blas_lib+y}
 then :
   withval=$with_blas_lib; for blas_lib in $withval; do
-       BLASLIBS+=" $blas_lib"
+       BLASLIBS="$BLASLIBS $blas_lib"
  done;
  hypre_user_chose_blas=yes
 
@@ -4326,7 +4326,7 @@ fi
 if test ${with_blas_libs+y}
 then :
   withval=$with_blas_libs; for blas_lib in $withval; do
-    BLASLIBS+=" -l$blas_lib"
+    BLASLIBS="$BLASLIBS -l$blas_lib"
  done;
  hypre_user_chose_blas=yes
  hypre_blas_lib_old_style=yes
@@ -4339,7 +4339,7 @@ fi
 if test ${with_blas_lib_dirs+y}
 then :
   withval=$with_blas_lib_dirs; for blas_lib_dir in $withval; do
-    BLASLIBDIRS+=" -L$blas_lib_dir"
+    BLASLIBDIRS="$BLASLIBDIRS -L$blas_lib_dir"
  done;
  hypre_user_chose_blas=yes
  hypre_blas_lib_dir_old_style=yes
@@ -4353,7 +4353,7 @@ fi
 if test ${with_lapack_lib+y}
 then :
   withval=$with_lapack_lib; for lapack_lib in $withval; do
-       LAPACKLIBS+=" $lapack_lib"
+       LAPACKLIBS="$LAPACKLIBS $lapack_lib"
  done;
  hypre_user_chose_lapack=yes
 
@@ -4365,7 +4365,7 @@ fi
 if test ${with_lapack_libs+y}
 then :
   withval=$with_lapack_libs; for lapack_lib in $withval; do
-    LAPACKLIBS+=" -l$lapack_lib"
+    LAPACKLIBS="$LAPACKLIBS -l$lapack_lib"
  done;
  hypre_user_chose_lapack=yes
  hypre_lapack_lib_old_style=yes
@@ -4378,7 +4378,7 @@ fi
 if test ${with_lapack_lib_dirs+y}
 then :
   withval=$with_lapack_lib_dirs; for lapack_lib_dir in $withval; do
-    LAPACKLIBDIRS+=" -L$lapack_lib_dir"
+    LAPACKLIBDIRS="$LAPACKLIBDIRS -L$lapack_lib_dir"
  done;
  hypre_user_chose_lapack=yes
  hypre_lapack_lib_dir_old_style=yes
@@ -4550,7 +4550,7 @@ fi
 if test ${with_superlu_lib+y}
 then :
   withval=$with_superlu_lib; for superlu_lib in $withval; do
-    SUPERLU_LIBS+=" $superlu_lib"
+    SUPERLU_LIBS="$SUPERLU_LIBS $superlu_lib"
  done
 
 fi
@@ -4592,7 +4592,7 @@ fi
 if test ${with_dsuperlu_lib+y}
 then :
   withval=$with_dsuperlu_lib; for dsuperlu_lib in $withval; do
-    DSUPERLU_LIBS+=" $dsuperlu_lib"
+    DSUPERLU_LIBS="$DSUPERLU_LIBS $dsuperlu_lib"
  done
 
 fi
@@ -4980,7 +4980,7 @@ fi
 if test ${with_raja_lib+y}
 then :
   withval=$with_raja_lib; for raja_lib in $withval; do
-       HYPRE_RAJA_LIB+=" $raja_lib"
+       HYPRE_RAJA_LIB="$HYPRE_RAJA_LIB $raja_lib"
  done;
 hypre_user_chose_raja=yes
 
@@ -4992,7 +4992,7 @@ fi
 if test ${with_raja_libs+y}
 then :
   withval=$with_raja_libs; for raja_lib in $withval; do
-    HYPRE_RAJA_LIB+=" -l$raja_lib"
+    HYPRE_RAJA_LIB="$HYPRE_RAJA_LIB -l$raja_lib"
  done;
 hypre_user_chose_raja=yes
 
@@ -5004,7 +5004,7 @@ fi
 if test ${with_raja_lib_dirs+y}
 then :
   withval=$with_raja_lib_dirs; for raja_lib_dir in $withval; do
-    HYPRE_RAJA_LIB_DIR+=" -L$raja_lib_dir"
+    HYPRE_RAJA_LIB_DIR="$HYPRE_RAJA_LIB_DIR -L$raja_lib_dir"
  done;
  hypre_user_chose_raja=yes
 
@@ -5044,7 +5044,7 @@ fi
 if test ${with_kokkos_lib+y}
 then :
   withval=$with_kokkos_lib; for kokkos_lib in $withval; do
-       HYPRE_KOKKOS_LIB+=" $kokkos_lib"
+       HYPRE_KOKKOS_LIB="$HYPRE_KOKKOS_LIB $kokkos_lib"
  done;
 hypre_user_chose_kokkos=yes
 
@@ -5056,7 +5056,7 @@ fi
 if test ${with_kokkos_libs+y}
 then :
   withval=$with_kokkos_libs; for kokkos_lib in $withval; do
-    HYPRE_KOKKOS_LIB+=" -l$kokkos_lib"
+    HYPRE_KOKKOS_LIB="$HYPRE_KOKKOS_LIB -l$kokkos_lib"
  done;
 hypre_user_chose_kokkos=yes
 
@@ -5068,7 +5068,7 @@ fi
 if test ${with_kokkos_lib_dirs+y}
 then :
   withval=$with_kokkos_lib_dirs; for kokkos_lib_dir in $withval; do
-    HYPRE_KOKKOS_LIB_DIR+=" -L$kokkos_lib_dir"
+    HYPRE_KOKKOS_LIB_DIR="$HYPRE_KOKKOS_LIB_DIR -L$kokkos_lib_dir"
  done;
 hypre_user_chose_kokkos=yes
 
@@ -5167,7 +5167,7 @@ fi
 if test ${with_umpire_lib+y}
 then :
   withval=$with_umpire_lib; for umpire_lib in $withval; do
-       HYPRE_UMPIRE_LIB+=" $umpire_lib"
+       HYPRE_UMPIRE_LIB="$HYPRE_UMPIRE_LIB $umpire_lib"
  done;
  hypre_user_gave_umpire_lib=yes
 
@@ -5179,7 +5179,7 @@ fi
 if test ${with_umpire_libs+y}
 then :
   withval=$with_umpire_libs; for umpire_lib in $withval; do
-    HYPRE_UMPIRE_LIB+=" -l$umpire_lib"
+    HYPRE_UMPIRE_LIB="$HYPRE_UMPIRE_LIB -l$umpire_lib"
  done;
  hypre_user_gave_umpire_libs=yes
 
@@ -5191,8 +5191,8 @@ fi
 if test ${with_umpire_lib_dirs+y}
 then :
   withval=$with_umpire_lib_dirs; for umpire_lib_dir in $withval; do
-    HYPRE_UMPIRE_LIB_DIR+=" -L$umpire_lib_dir"
-    HYPRE_UMPIRE_RPATH+=" -Wl,-rpath,${umpire_lib_dir}"
+    HYPRE_UMPIRE_LIB_DIR="$HYPRE_UMPIRE_LIB_DIR -L$umpire_lib_dir"
+    HYPRE_UMPIRE_RPATH="${HYPRE_UMPIRE_RPATH} -Wl,-rpath,${umpire_lib_dir}"
  done;
  hypre_user_gave_umpire_lib_dirs=yes
 
@@ -5239,7 +5239,7 @@ fi
 if test ${with_magma_lib+y}
 then :
   withval=$with_magma_lib; for magma_lib in $withval; do
-    HYPRE_MAGMA_LIB+=" $magma_lib"
+    HYPRE_MAGMA_LIB="$HYPRE_MAGMA_LIB -l$magma_lib"
  done;
 hypre_user_gave_magma_lib=yes
 
@@ -5251,7 +5251,7 @@ fi
 if test ${with_magma_libs+y}
 then :
   withval=$with_magma_libs; for magma_lib in $withval; do
-    HYPRE_MAGMA_LIB+=" -l$magma_lib"
+    HYPRE_MAGMA_LIB_DIR="$HYPRE_MAGMA_LIB_DIR -L$magma_lib_dir"
  done;
 hypre_user_gave_magma_libs=yes
 
@@ -5263,7 +5263,7 @@ fi
 if test ${with_magma_lib_dirs+y}
 then :
   withval=$with_magma_lib_dirs; for magma_lib_dir in $withval; do
-    HYPRE_MAGMA_LIB_DIR+=" -L$magma_lib_dir"
+    HYPRE_MAGMA_LIB_DIR="$HYPRE_MAGMA_LIB_DIR -L$magma_lib_dir"
  done;
 hypre_user_gave_magma_lib_dirs=yes
 
@@ -5308,7 +5308,7 @@ fi
 if test ${with_caliper_lib+y}
 then :
   withval=$with_caliper_lib; for caliper_lib in $withval; do
-    CALIPER_LIBS+=" $caliper_lib"
+    CALIPER_LIBS="$CALIPER_LIBS $caliper_lib"
  done;
  hypre_user_gave_caliper_lib=yes
 
@@ -8950,7 +8950,7 @@ else
 
 printf "%s\n" "#define HYPRE_HAVE_MPI 1" >>confdefs.h
 
-  LIBS+=" $MPILIBS"
+  LIBS="$LIBS $MPILIBS"
   :
 fi
 
@@ -9763,7 +9763,7 @@ fi
 printf "%s\n" "$ac_cv_lib_stdcpp___gxx_personality_v0" >&6; }
 if test "x$ac_cv_lib_stdcpp___gxx_personality_v0" = xyes
 then :
-  LIBS+=" -lstdc++"
+  LIBS="$LIBS -lstdc++"
 fi
 
 else
@@ -10094,7 +10094,7 @@ fi
 printf "%s\n" "$ac_cv_lib_m_cabs" >&6; }
 if test "x$ac_cv_lib_m_cabs" = xyes
 then :
-  LIBS+=" -lm"
+  LIBS="$LIBS -lm"
 fi
 
 
@@ -11126,8 +11126,8 @@ else $as_nop
   as_fn_error $? "unable to find oneMKL ... Ensure that MKLROOT is set" "$LINENO" 5
 fi
 
-               HYPRE_SYCL_LIBS+=" -qmkl -Wl,-export-dynamic -Wl,--start-group -Wl,--end-group -lsycl -lOpenCL -lpthread -lm -ldl"
-               HYPRE_SYCL_INCL+=" -qmkl -I${DPLROOT}/include -DMKL_ILP64 -I${MKLROOT}/include"
+               HYPRE_SYCL_LIBS="${HYPRE_SYCL_LIBS} -qmkl -Wl,-export-dynamic -Wl,--start-group -Wl,--end-group -lsycl -lOpenCL -lpthread -lm -ldl"
+               HYPRE_SYCL_INCL="${HYPRE_SYCL_INCL} -qmkl -I${DPLROOT}/include -DMKL_ILP64 -I${MKLROOT}/include"
 
 fi
 
diff --git a/src/parcsr_ls/_hypre_parcsr_ls.h b/src/parcsr_ls/_hypre_parcsr_ls.h
index b670ed1b51..3786a66c76 100644
--- a/src/parcsr_ls/_hypre_parcsr_ls.h
+++ b/src/parcsr_ls/_hypre_parcsr_ls.h
@@ -310,8 +310,8 @@ typedef struct
 
 #ifdef HYPRE_USING_DSUPERLU
    /* Parameters and data for SuperLU_Dist */
-   HYPRE_Int dslu_threshold;
-   HYPRE_Solver dslu_solver;
+   HYPRE_Int      dslu_threshold;
+   void          *dslu_solver;
 #endif
 
 } hypre_ParAMGData;
diff --git a/src/parcsr_ls/par_amg.h b/src/parcsr_ls/par_amg.h
index ce05da2784..2f3cb10ac9 100644
--- a/src/parcsr_ls/par_amg.h
+++ b/src/parcsr_ls/par_amg.h
@@ -288,8 +288,8 @@ typedef struct
 
 #ifdef HYPRE_USING_DSUPERLU
    /* Parameters and data for SuperLU_Dist */
-   HYPRE_Int dslu_threshold;
-   HYPRE_Solver dslu_solver;
+   HYPRE_Int      dslu_threshold;
+   void          *dslu_solver;
 #endif
 
 } hypre_ParAMGData;
diff --git a/src/parcsr_ls/par_amg_setup.c b/src/parcsr_ls/par_amg_setup.c
index 049bc74f1e..1a62f5b6d3 100644
--- a/src/parcsr_ls/par_amg_setup.c
+++ b/src/parcsr_ls/par_amg_setup.c
@@ -3152,7 +3152,7 @@ hypre_BoomerAMGSetup( void               *amg_vdata,
             (coarse_size > (HYPRE_BigInt)coarse_threshold) &&
             (level != max_levels - 1))
    {
-      HYPRE_Solver dslu_solver = hypre_SLUDistCreate();
+      void *dslu_solver = hypre_SLUDistCreate();
       hypre_SLUDistSetPrintLevel(dslu_solver, amg_print_level);
       hypre_SLUDistSetup(dslu_solver, A_array[level], NULL, NULL);
       hypre_ParAMGDataDSLUSolver(amg_data) = dslu_solver;
diff --git a/src/utilities/_hypre_utilities.h b/src/utilities/_hypre_utilities.h
index ef127eb3e7..59e7d37246 100644
--- a/src/utilities/_hypre_utilities.h
+++ b/src/utilities/_hypre_utilities.h
@@ -189,12 +189,6 @@ typedef struct
 #define hypre_HandleCusparseHandle(hypre_handle)                 hypre_DeviceDataCusparseHandle(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleVendorSolverHandle(hypre_handle)             hypre_DeviceDataVendorSolverHandle(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleComputeStream(hypre_handle)                  hypre_DeviceDataComputeStream(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubBinGrowth(hypre_handle)                   hypre_DeviceDataCubBinGrowth(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMinBin(hypre_handle)                      hypre_DeviceDataCubMinBin(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMaxBin(hypre_handle)                      hypre_DeviceDataCubMaxBin(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMaxCachedBytes(hypre_handle)              hypre_DeviceDataCubMaxCachedBytes(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubDevAllocator(hypre_handle)                hypre_DeviceDataCubDevAllocator(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubUvmAllocator(hypre_handle)                hypre_DeviceDataCubUvmAllocator(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDevice(hypre_handle)                         hypre_DeviceDataDevice(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDeviceUVM(hypre_handle)                      hypre_DeviceDataDeviceUVM(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDeviceMaxWorkGroupSize(hypre_handle)         hypre_DeviceDataDeviceMaxWorkGroupSize(hypre_HandleDeviceData(hypre_handle))
@@ -2678,6 +2672,8 @@ first_lsb_bit_indx( hypre_uint x )
          x >>= 1;
       }
    }
+#elif defined(__MINGW32__)
+   pos = __builtin_ffs((hypre_int) x);
 #else
    pos = ffs((hypre_int) x);
 #endif
diff --git a/src/utilities/_hypre_utilities.hpp b/src/utilities/_hypre_utilities.hpp
index eb3f2dadc3..741fddb207 100644
--- a/src/utilities/_hypre_utilities.hpp
+++ b/src/utilities/_hypre_utilities.hpp
@@ -451,6 +451,8 @@ using hypre_DeviceItem = void*;
 #define HYPRE_THRUST_IDENTITY(type) thrust::identity<type>()
 #elif defined(HYPRE_USING_CUDA)
 #define HYPRE_THRUST_IDENTITY(type) cuda::std::identity()
+#elif defined(HYPRE_USING_HIP)
+#define HYPRE_THRUST_IDENTITY(type) ::internal::identity()
 #endif
 
 using namespace thrust::placeholders;
diff --git a/src/utilities/device_utils.h b/src/utilities/device_utils.h
index feca41719f..927626bc05 100644
--- a/src/utilities/device_utils.h
+++ b/src/utilities/device_utils.h
@@ -233,6 +233,8 @@ using hypre_DeviceItem = void*;
 #define HYPRE_THRUST_IDENTITY(type) thrust::identity<type>()
 #elif defined(HYPRE_USING_CUDA)
 #define HYPRE_THRUST_IDENTITY(type) cuda::std::identity()
+#elif defined(HYPRE_USING_HIP)
+#define HYPRE_THRUST_IDENTITY(type) ::internal::identity()
 #endif
 
 using namespace thrust::placeholders;
diff --git a/src/utilities/handle.h b/src/utilities/handle.h
index a91e3454e7..c8e172e3a7 100644
--- a/src/utilities/handle.h
+++ b/src/utilities/handle.h
@@ -96,12 +96,6 @@ typedef struct
 #define hypre_HandleCusparseHandle(hypre_handle)                 hypre_DeviceDataCusparseHandle(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleVendorSolverHandle(hypre_handle)             hypre_DeviceDataVendorSolverHandle(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleComputeStream(hypre_handle)                  hypre_DeviceDataComputeStream(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubBinGrowth(hypre_handle)                   hypre_DeviceDataCubBinGrowth(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMinBin(hypre_handle)                      hypre_DeviceDataCubMinBin(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMaxBin(hypre_handle)                      hypre_DeviceDataCubMaxBin(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubMaxCachedBytes(hypre_handle)              hypre_DeviceDataCubMaxCachedBytes(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubDevAllocator(hypre_handle)                hypre_DeviceDataCubDevAllocator(hypre_HandleDeviceData(hypre_handle))
-#define hypre_HandleCubUvmAllocator(hypre_handle)                hypre_DeviceDataCubUvmAllocator(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDevice(hypre_handle)                         hypre_DeviceDataDevice(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDeviceUVM(hypre_handle)                      hypre_DeviceDataDeviceUVM(hypre_HandleDeviceData(hypre_handle))
 #define hypre_HandleDeviceMaxWorkGroupSize(hypre_handle)         hypre_DeviceDataDeviceMaxWorkGroupSize(hypre_HandleDeviceData(hypre_handle))
diff --git a/src/utilities/hopscotch_hash.h b/src/utilities/hopscotch_hash.h
index c8e6918948..1b1b7079c8 100644
--- a/src/utilities/hopscotch_hash.h
+++ b/src/utilities/hopscotch_hash.h
@@ -145,6 +145,8 @@ first_lsb_bit_indx( hypre_uint x )
          x >>= 1;
       }
    }
+#elif defined(__MINGW32__)
+   pos = __builtin_ffs((hypre_int) x);
 #else
    pos = ffs((hypre_int) x);
 #endif