Prepare for experiments with gcc-12

Signed-off-by: Petr Shumilov <p.shumilov@vkteam.ru>

Author: PetrShumilov

cmake/utils.cmake

@@ -69,7 +69,13 @@ endfunction()
 
 function(allow_deprecated_declarations)
     foreach(src_file ${ARGN})
-        set_source_files_properties(${src_file} PROPERTIES COMPILE_FLAGS -Wno-deprecated-declarations)
+        set_property(SOURCE ${src_file} APPEND PROPERTY COMPILE_OPTIONS -Wno-deprecated-declarations)
+    endforeach()
+endfunction()
+
+function(allow_stringop_overflow)
+    foreach(src_file ${ARGN})
+        set_property(SOURCE ${src_file} APPEND PROPERTY COMPILE_OPTIONS -Wno-stringop-overflow)
     endforeach()
 endfunction()
 

compiler/compiler-settings.cpp

@@ -340,7 +340,7 @@ void CompilerSettings::init() {
   std::string cxx_default_flags = ss.str();
 
   cxx_toolchain_option.value_ = !cxx_toolchain_dir.value_.empty() ? ("-B" + cxx_toolchain_dir.value_) : "";
-  incremental_linker_flags.value_ = dynamic_incremental_linkage.get() ? "-shared" : "-r -nostdlib";
+  incremental_linker_flags.value_ = dynamic_incremental_linkage.get() ? "-shared" : "-r -nostdlib -flto -Wl,-flto -flinker-output=rel";
 
   remove_extra_spaces(extra_ld_flags.value_);
 

compiler/compiler.cmake

@@ -225,9 +225,36 @@ prepend(KPHP_COMPILER_SOURCES ${KPHP_COMPILER_DIR}/
         utils/string-utils.cpp)
 
 # Suppress YAML-cpp-related warnings
-if(COMPILER_CLANG)
-    allow_deprecated_declarations(${KPHP_COMPILER_DIR}/data/composer-json-data.cpp)
-    allow_deprecated_declarations(${KPHP_COMPILER_DIR}/data/modulite-data.cpp)
+if(COMPILER_CLANG OR (COMPILER_GCC AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "12.0.0")))
+    allow_deprecated_declarations(
+            ${KPHP_COMPILER_DIR}/data/composer-json-data.cpp
+            ${KPHP_COMPILER_DIR}/data/modulite-data.cpp
+    )
+endif()
+
+if(COMPILER_GCC AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "12.0.0"))
+    allow_stringop_overflow(
+            ${KPHP_COMPILER_DIR}/code-gen/vertex-compiler.cpp
+            ${KPHP_COMPILER_DIR}/data/class-data.cpp
+            ${KPHP_COMPILER_DIR}/data/kphp-json-tags.cpp
+            ${KPHP_COMPILER_DIR}/data/generics-mixins.cpp
+            ${KPHP_COMPILER_DIR}/data/kphp-tracing-tags.cpp
+            ${KPHP_COMPILER_DIR}/data/modulite-data.cpp
+            ${KPHP_COMPILER_DIR}/code-gen/files/tracing-autogen.cpp
+            ${KPHP_COMPILER_DIR}/pipes/analyze-performance.cpp
+            ${KPHP_COMPILER_DIR}/pipes/check-access-modifiers.cpp
+            ${KPHP_COMPILER_DIR}/pipes/check-classes.cpp
+            ${KPHP_COMPILER_DIR}/pipes/check-tl-classes.cpp
+            ${KPHP_COMPILER_DIR}/pipes/code-gen.cpp
+            ${KPHP_COMPILER_DIR}/pipes/filter-only-actually-used.cpp
+            ${KPHP_COMPILER_DIR}/pipes/final-check.cpp
+            ${KPHP_COMPILER_DIR}/pipes/parse-and-apply-phpdoc.cpp
+            ${KPHP_COMPILER_DIR}/pipes/sort-and-inherit-classes.cpp
+            ${KPHP_COMPILER_DIR}/pipes/register-kphp-configuration.cpp
+            ${KPHP_COMPILER_DIR}/phpdoc.cpp
+            ${KPHP_COMPILER_DIR}/gentree.cpp
+            ${KPHP_COMPILER_DIR}/make/make.cpp
+    )
 endif()
 
 if(APPLE)

runtime/runtime.cmake

@@ -142,7 +142,7 @@ set_source_files_properties(
 )
 
 # Suppress YAML-cpp-related warnings
-if(COMPILER_CLANG)
+if(COMPILER_CLANG OR (COMPILER_GCC AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "12.0.0")))
     allow_deprecated_declarations(${BASE_DIR}/runtime/interface.cpp)
 endif()
 

server/server.cmake

@@ -31,12 +31,14 @@ prepend(KPHP_SERVER_SOURCES ${BASE_DIR}/server/
         signal-handlers.cpp)
 
 # Suppress YAML-cpp-related warnings
-if(COMPILER_CLANG)
-    allow_deprecated_declarations(${BASE_DIR}/server/json-logger.cpp)
-    allow_deprecated_declarations(${BASE_DIR}/server/lease-config-parser.cpp)
-    allow_deprecated_declarations(${BASE_DIR}/server/php-engine.cpp)
-    allow_deprecated_declarations(${BASE_DIR}/server/php-master.cpp)
-    allow_deprecated_declarations(${BASE_DIR}/server/server-config.cpp)
+if(COMPILER_CLANG OR (COMPILER_GCC AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "12.0.0")))
+    allow_deprecated_declarations(
+            ${BASE_DIR}/server/json-logger.cpp
+            ${BASE_DIR}/server/lease-config-parser.cpp
+            ${BASE_DIR}/server/php-engine.cpp
+            ${BASE_DIR}/server/php-master.cpp
+            ${BASE_DIR}/server/server-config.cpp
+    )
 endif()
 
 prepend(KPHP_JOB_WORKERS_SOURCES ${BASE_DIR}/server/job-workers/

tests/cpp/server/server-tests.cmake

@@ -7,7 +7,7 @@ prepend(SERVER_TESTS_SOURCES ${BASE_DIR}/tests/cpp/server/
         workers-control-test.cpp)
 
 # Suppress YAML-cpp-related warnings
-if(COMPILER_CLANG)
+if(COMPILER_CLANG OR (COMPILER_GCC AND (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "12.0.0")))
     allow_deprecated_declarations(${BASE_DIR}/tests/cpp/server/server-config-test.cpp)
 endif()