minor syntax

tests/CMakeLists.txt

@@ -7,7 +7,7 @@ set(CMAKE_C_STANDARD 90)
 set(CMAKE_C_EXTENSIONS OFF)
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_EXTENSIONS OFF)
-if(${MSVC})
+if(MSVC)
     # Must use - instead of / for option prefix when using NVCC, because it forwards args
     # it doesn't know to the host compiler, but being a UNIX-heritage program, it thinks
     # an argument like "/nologo" is an input file path.  Luckily, MSVC accepts - prefixes.
@@ -21,7 +21,7 @@ if(${MSVC})
 endif()
 
 # Build with minimal or no dependencies on installed C/C++ runtime libraries
-if (${MSVC})
+if(MSVC)
     # For Non-debug, change /MD (MultiThreadedDLL) to /MT (MultiThreaded)
     # For Debug, change /MDd (MultiThreadedDebugDLL) to /MTd ((MultiThreadedDebug)
     set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
@@ -37,7 +37,7 @@ else()
 endif()
 
 # Compiler-specific idiosyncracies
-if(${MSVC})
+if(MSVC)
     # Must use - instead of / for option prefix when using NVCC, because it forwards args
     # it doesn't know to the host compiler, but being a UNIX-heritage program, it thinks
     # an argument like "/nologo" is an input file path.  Luckily, MSVC accepts - prefixes.