GPU: Add line information to device code in debug build

davidrohr · davidrohr · commit 5ff19dbb7cb8 · 2019-09-24T09:18:34.000+02:00
diff --git a/GPU/GPUTracking/Standalone/CMakeLists.txt b/GPU/GPUTracking/Standalone/CMakeLists.txt
@@ -33,6 +33,7 @@ set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 if(BUILD_DEBUG)
   set(CMAKE_CXX_FLAGS "-O0 -ggdb")
+  set(CMAKE_BUILD_TYPE DEBUG)
 else()
   set(CMAKE_CXX_FLAGS "-O3 -march=native -ggdb -minline-all-stringops -ftracer -funroll-loops -fprefetch-loop-arrays -ffast-math -fno-stack-protector -Wno-error -Wall -Wextra -Wshadow -Wno-unused-function -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-unknown-pragmas -Wno-write-strings")
   add_definitions(-DNDEBUG)
diff --git a/dependencies/FindO2GPU.cmake b/dependencies/FindO2GPU.cmake
@@ -52,7 +52,7 @@ if(ENABLE_CUDA)
     # Forward CXX flags to CUDA C++ Host compiler (for warnings, gdb, etc.)
     STRING(REGEX REPLACE "\-std=[^ ]*" "" CMAKE_CXX_FLAGS_NOSTD ${CMAKE_CXX_FLAGS}) # Need to strip c++17 imposed by alidist defaults
     set(CMAKE_CUDA_FLAGS "-Xcompiler \"${CMAKE_CXX_FLAGS_NOSTD}\" --expt-relaxed-constexpr -Xptxas -v")
-    set(CMAKE_CUDA_FLAGS_DEBUG "-Xcompiler \"${CMAKE_CXX_FLAGS_DEBUG}\" -Xptxas -O0 -Xcompiler -O0")
+    set(CMAKE_CUDA_FLAGS_DEBUG "-lineinfo -Xcompiler \"${CMAKE_CXX_FLAGS_DEBUG}\" -Xptxas -O0 -Xcompiler -O0")
     if(NOT CMAKE_BUILD_TYPE STREQUAL "DEBUG")
       set(CMAKE_CUDA_FLAGS_${CMAKE_BUILD_TYPE} "-Xcompiler \"${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}}\" -Xptxas -O4 -Xcompiler -O4 -use_fast_math")
     endif()
