[PATCH] D28439: [libFuzzer] Specify the CRT considered (MT or MD) to the linker.

[Marcos Pividori via Phabricator via llvm-commits]

mpividori retitled this revision from "[libFuzzer] Always use MD for tests." to "[libFuzzer] Specify the CRT considered (MT or MD) to the linker.".
mpividori removed rL LLVM as the repository for this revision.
mpividori updated this revision to Diff 84176.

https://reviews.llvm.org/D28439

Files:
  lib/Fuzzer/test/CMakeLists.txt


Index: lib/Fuzzer/test/CMakeLists.txt
===================================================================
--- lib/Fuzzer/test/CMakeLists.txt
+++ lib/Fuzzer/test/CMakeLists.txt
@@ -28,6 +28,13 @@
 set(CMAKE_CXX_FLAGS "${LIBFUZZER_FLAGS_BASE} -fsanitize-coverage=trace-pc-guard,indirect-calls,trace-cmp,trace-div,trace-gep -gline-tables-only")
 
 if(MSVC)
+  # For tests use the CRT specified for release build
+  # (asan doesn't support MDd and MTd)
+  if ("${LLVM_USE_CRT_RELEASE}" STREQUAL "")
+    set(CRT_FLAG " /MD ")
+  else()
+    set(CRT_FLAG " /${LLVM_USE_CRT_RELEASE} ")
+  endif()
   # In order to use the sanitizers in Windows, we need to link against many
   # runtime libraries which will depend on the target being created
   # (executable or dll) and the c runtime library used (MT/MD).
@@ -38,8 +45,8 @@
   # the rules for linking executables and shared libraries, using the compiler
   # instead of link.exe. Clang will consider the sanitizer flags, and
   # automatically provide the required libraries to the liker.
-  set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> <FLAGS> ${CMAKE_CXX_FLAGS} <OBJECTS> -o <TARGET> <LINK_LIBRARIES> /link <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS>")
-  set(CMAKE_CXX_CREATE_SHARED_LIBRARY "<CMAKE_CXX_COMPILER> ${CMAKE_CXX_FLAGS} /LD <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG> <TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES> /link <LINK_FLAGS>")
+  set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> <FLAGS> ${CMAKE_CXX_FLAGS} ${CRT_FLAG} <OBJECTS> -o <TARGET> <LINK_LIBRARIES> /link <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS>")
+  set(CMAKE_CXX_CREATE_SHARED_LIBRARY "<CMAKE_CXX_COMPILER> ${CMAKE_CXX_FLAGS} ${CRT_FLAG} /LD <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG> <TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES> /link <LINK_FLAGS>")
 endif()
 
 # add_libfuzzer_test(<name>


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