[flang] Fix build with BUILD_SHARED_LIBS=ON and FLANG_BUILD_NEW_DRIVER=ON

As usual, it's difficult to handle all different configuration in the first row,
but this one has been extensively tested

Differential Revision: https://reviews.llvm.org/D89452

Author: Serge Guelton

flang/lib/Evaluate/CMakeLists.txt

@@ -44,6 +44,9 @@ add_flang_library(FortranEvaluate
   FortranParser
   ${LIBPGMATH}
 
+  LINK_COMPONENTS
+  Support
+
   DEPENDS
   acc_gen
   omp_gen

flang/unittests/Evaluate/CMakeLists.txt

@@ -3,13 +3,13 @@ add_library(FortranEvaluateTesting
   testing.cpp
   fp-testing.cpp
 )
-    if (LLVM_LINK_LLVM_DYLIB)
-      set(llvm_libs LLVM)
-    else()
-      llvm_map_components_to_libnames(llvm_libs Support)
-    endif()
-    target_link_libraries(FortranEvaluateTesting
-	    ${llvm_libs})
+if (LLVM_LINK_LLVM_DYLIB)
+  set(llvm_libs LLVM)
+else()
+  llvm_map_components_to_libnames(llvm_libs Support)
+endif()
+target_link_libraries(FortranEvaluateTesting
+    ${llvm_libs})
 
 add_flang_nongtest_unittest(leading-zero-bit-count
   FortranEvaluateTesting

flang/unittests/Frontend/CMakeLists.txt

@@ -4,7 +4,6 @@ add_flang_unittest(FlangFrontendTests
 
 target_link_libraries(FlangFrontendTests
   PRIVATE
-  LLVMSupport
   clangBasic
   clangFrontend
   flangFrontend

flang/unittests/Runtime/CMakeLists.txt

@@ -8,8 +8,14 @@ add_library(RuntimeTesting
 )
 llvm_update_compile_flags(RuntimeTesting)
 
+if (LLVM_LINK_LLVM_DYLIB)
+  set(llvm_libs LLVM)
+else()
+  llvm_map_components_to_libnames(llvm_libs Support)
+endif()
 target_link_libraries(RuntimeTesting
   FortranRuntime
+  ${llvm_libs}
 )
 
 add_flang_nongtest_unittest(format