diff options
| -rw-r--r-- | Modules/FindThreads.cmake | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Modules/FindThreads.cmake b/Modules/FindThreads.cmake index a2304c2..a675fd6 100644 --- a/Modules/FindThreads.cmake +++ b/Modules/FindThreads.cmake @@ -122,7 +122,11 @@ endmacro() macro(_threads_check_flag_pthread) if(NOT Threads_FOUND) # If we did not find -lpthreads, -lpthread, or -lthread, look for -pthread - if(NOT DEFINED THREADS_HAVE_PTHREAD_ARG) + # except on compilers known to not have it. + if(MSVC) + # Compilers targeting the MSVC ABI do not have a -pthread flag. + set(THREADS_HAVE_PTHREAD_ARG FALSE) + elseif(NOT DEFINED THREADS_HAVE_PTHREAD_ARG) message(CHECK_START "Check if compiler accepts -pthread") if(CMAKE_C_COMPILER_LOADED) set(_threads_src ${CMAKE_CURRENT_LIST_DIR}/CheckForPthreads.c) |