Define _USE_MATH_DEFINES for MSVC when alpaka is found

alpaka-group · Oct 31, 2022 · 31afba6 · 31afba6
1 parent b36e20c
commit 31afba6
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -32,6 +32,11 @@ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
 	set_property(CACHE CMAKE_BUILD_TYPE PROPERTY VALUE "Release")
 endif()
 
+if (MSVC)
+	# FIXME(bgruber): alpaka uses M_PI, so we need to make it available on MSVC. This may be fixed in alpaka 1.0.0.
+	target_compile_definitions(llama INTERFACE _USE_MATH_DEFINES)
+endif()
+
 # tests
 option(BUILD_TESTING "" OFF)
 include(CTest)