From baebc028810b40c66aafa4f44f74afff0cd65565 Mon Sep 17 00:00:00 2001
From: akallabeth <akallabeth@posteo.net>
Date: Thu, 21 Nov 2024 13:39:55 +0100
Subject: [PATCH] [cmake,compiler] check for GCC/clang greater equal 10

for -fdebug-prefix-map et al check for compilers supporting it.
---
 cmake/CXXCompilerFlags.cmake | 2 ++
 cmake/CompilerFlags.cmake    | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/cmake/CXXCompilerFlags.cmake b/cmake/CXXCompilerFlags.cmake
index 72fbaa86b..70e86eb5f 100644
--- a/cmake/CXXCompilerFlags.cmake
+++ b/cmake/CXXCompilerFlags.cmake
@@ -65,12 +65,14 @@ endif()
 CheckCXXFlag(-fno-omit-frame-pointer)
 
 if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+    if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 10)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fdebug-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fmacro-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-ffile-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fdebug-prefix-map=${CMAKE_BINARY_DIR}=./build>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fmacro-prefix-map=${CMAKE_BINARY_DIR}=./build>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-ffile-prefix-map=${CMAKE_BINARY_DIR}=./build>)
+    endif()
 endif()
 
 # https://stackoverflow.com/questions/4913922/possible-problems-with-nominmax-on-visual-c
diff --git a/cmake/CompilerFlags.cmake b/cmake/CompilerFlags.cmake
index 7b483f54f..ee2e6c214 100644
--- a/cmake/CompilerFlags.cmake
+++ b/cmake/CompilerFlags.cmake
@@ -60,12 +60,14 @@ endif()
 CheckCFlag(-fno-omit-frame-pointer)
 
 if (CMAKE_C_COMPILER_ID MATCHES "Clang" OR CMAKE_C_COMPILER_ID MATCHES "GNU")
+    if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fdebug-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fmacro-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-ffile-prefix-map=${CMAKE_SOURCE_DIR}=.>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fdebug-prefix-map=${CMAKE_BINARY_DIR}=./build>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-fmacro-prefix-map=${CMAKE_BINARY_DIR}=./build>)
 		add_compile_options($<$<NOT:$<CONFIG:Debug>>:-ffile-prefix-map=${CMAKE_BINARY_DIR}=./build>)
+    endif()
 endif()
 
 set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} CACHE STRING "default CFLAGS")