added fix for makefile

Author: Bar Soloveychik

lldb/unittests/Instruction/CMakeLists.txt

@@ -2,8 +2,7 @@ add_lldb_unittest(EmulatorTests
   ARM64/TestAArch64Emulator.cpp
   LoongArch/TestLoongArchEmulator.cpp
   RISCV/TestRISCVEmulator.cpp
-  RISCV/TestRiscvInstEmulation.cpp
-
+  
   LINK_COMPONENTS
     Support
     ${LLVM_TARGETS_TO_BUILD}
@@ -14,7 +13,23 @@ add_lldb_unittest(EmulatorTests
     lldbPluginInstructionARM64
     lldbPluginInstructionLoongArch
     lldbPluginInstructionRISCV
-    lldbPluginDisassemblerLLVMC
-    lldbPluginUnwindAssemblyInstEmulation
     lldbPluginProcessUtility
   )
+
+if ("RISCV" IN_LIST LLVM_TARGETS_TO_BUILD)
+  add_lldb_unittest(RISCVEmulatorTests
+    RISCV/TestRiscvInstEmulation.cpp
+
+    LINK_COMPONENTS
+      Support
+      ${LLVM_TARGETS_TO_BUILD}
+    LINK_LIBS
+      lldbCore
+      lldbSymbol
+      lldbTarget
+      lldbPluginInstructionRISCV
+      lldbPluginDisassemblerLLVMC
+      lldbPluginUnwindAssemblyInstEmulation
+      lldbPluginProcessUtility
+    )
+endif()