cmake: fix compiler flags filtering

6 years ago · 6fa23f330f
parent f1dc26d7ce
commit 6fa23f330f
1 changed files with 1 additions and 1 deletions
--- a/cmake/OpenCVUtils.cmake
+++ b/cmake/OpenCVUtils.cmake
@ -508,7 +508,7 @@ macro(ocv_warnings_disable)
      foreach(var ${_flag_vars})
        foreach(warning ${_gxx_warnings})
          if(NOT warning MATCHES "^-Wno-")
-            string(REGEX REPLACE "${warning}(=[^ ]*)?" "" ${var} "${${var}}")
+            string(REGEX REPLACE "(^|[ ]+)${warning}(=[^ ]*)?([ ]+|$)" " " ${var} "${${var}}")
            string(REPLACE "-W" "-Wno-" warning "${warning}")
          endif()
          ocv_check_flag_support(${var} "${warning}" _varname "")