[FIXUP] cmake: Do not prepend -O0 if flags have any -O flag

hebasto · May 21, 2024 · f094511 · f094511
1 parent c483fa7
commit f094511
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -455,7 +455,9 @@ else()
     endif()
     unset(compiler_supports_ftrapv)
 
-    string(PREPEND CMAKE_CXX_FLAGS_DEBUG "-O0 ")
+    if(NOT CMAKE_CXX_FLAGS_DEBUG MATCHES "(^| )-O[^ ]*")
+      string(PREPEND CMAKE_CXX_FLAGS_DEBUG "-O0 ")
+    endif()
 
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}"
       CACHE STRING
@@ -472,7 +474,9 @@ else()
       replace_c_flag_in_config(Debug -g -g3)
     endif()
 
-    string(PREPEND CMAKE_C_FLAGS_DEBUG "-O0 ")
+    if(NOT CMAKE_C_FLAGS_DEBUG MATCHES "(^| )-O[^ ]*")
+      string(PREPEND CMAKE_C_FLAGS_DEBUG "-O0 ")
+    endif()
 
     set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}"
       CACHE STRING