From f98874e7142b1a9f2dec3e487c1ffbbf3bb5f25b Mon Sep 17 00:00:00 2001
From: Marcus Holland-Moritz <github@mhxnet.de>
Date: Sun, 21 Jan 2024 11:29:06 +0100
Subject: [PATCH] build: allow optimization level to be set via DWARFS_OPTIMIZE

---
 CMakeLists.txt | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8835c56d..ddfe5ebd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -106,8 +106,8 @@ if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
   add_compile_options(-fdiagnostics-color=always)
   # For gcc, -O3 is *much* worse than -O2
   # Update: This is still true for gcc-12
-  set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O2 -g")
-  set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O2 -g")
+  # set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O2 -g")
+  # set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O2 -g")
 elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
   add_compile_options(-fcolor-diagnostics)
 endif()
@@ -383,6 +383,11 @@ if(NOT
   endif()
 endif()
 
+if(DWARFS_OPTIMIZE)
+  string(REPLACE "-O3" "-O${DWARFS_OPTIMIZE}" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
+  string(REPLACE "-O3" "-O${DWARFS_OPTIMIZE}" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
+endif()
+
 list(APPEND LIBDWARFS_SRC
   src/dwarfs/block_cache.cpp
   src/dwarfs/block_compressor.cpp
@@ -1086,6 +1091,9 @@ endif()
 
 if(PRJ_VERSION_FULL)
   set(DWARFS_ARTIFACT_ID "${PRJ_VERSION_FULL}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
+  if(DWARFS_OPTIMIZE)
+    set(DWARFS_ARTIFACT_ID "${DWARFS_ARTIFACT_ID}-O${DWARFS_OPTIMIZE}")
+  endif()
   if(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
     set(DWARFS_ARTIFACT_ID "${DWARFS_ARTIFACT_ID}-reldbg")
   elseif(CMAKE_BUILD_TYPE STREQUAL "Debug")