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-rw-r--r--CMakeLists.txt3
-rw-r--r--cmake/modules/HandleLLVMOptions.cmake5
2 files changed, 8 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7697a2b..687176c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -183,6 +183,9 @@ endif( LLVM_USE_OPROFILE )
set(LLVM_USE_SANITIZER "" CACHE STRING
"Define the sanitizer used to build binaries and tests.")
+option(LLVM_USE_SPLIT_DWARF
+ "Use -gsplit-dwarf when compiling llvm." OFF)
+
# Define an option controlling whether we should build for 32-bit on 64-bit
# platforms, where supported.
if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index 931fcdc..88a4730 100644
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -261,6 +261,11 @@ if(LLVM_USE_SANITIZER)
endif()
endif()
+# Turn on -gsplit-dwarf if requested
+if(LLVM_USE_SPLIT_DWARF)
+ add_flag_if_supported("-gsplit-dwarf")
+endif()
+
add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
add_llvm_definitions( -D__STDC_FORMAT_MACROS )
add_llvm_definitions( -D__STDC_LIMIT_MACROS )