From 2ca89b5a6969ce6b0bca44abf02a072e28e5c1cd Mon Sep 17 00:00:00 2001 From: Brad King Date: Tue, 20 Nov 2018 12:50:45 -0500 Subject: C++ feature checks: Filter out libstdc++ sprintf warnings On OpenBSD linking to `libstdc++` with GCC 6.4 always warns: warning: sprintf() is often misused, please use snprintf() These do not affect the availability of C++ features we're checking, so filter them out. Fixes: #18602 --- Source/Checks/cm_cxx_features.cmake | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Source/Checks/cm_cxx_features.cmake b/Source/Checks/cm_cxx_features.cmake index 1b57fd8..d941c16 100644 --- a/Source/Checks/cm_cxx_features.cmake +++ b/Source/Checks/cm_cxx_features.cmake @@ -22,6 +22,8 @@ function(cm_check_cxx_feature name) # Filter out warnings caused by local configuration. string(REGEX REPLACE "[^\n]*warning:[^\n]*directory not found for option[^\n]*" "" check_output "${check_output}") string(REGEX REPLACE "[^\n]*warning:[^\n]*object file compiled with -mlong-branch which is no longer needed[^\n]*" "" check_output "${check_output}") + # Filter out other warnings unrelated to feature checks. + string(REGEX REPLACE "[^\n]*warning:[^\n]*sprintf\\(\\) is often misused, please use snprintf[^\n]*" "" check_output "${check_output}") # Filter out xcodebuild warnings. string(REGEX REPLACE "[^\n]* xcodebuild\\[[0-9]*:[0-9]*\\] warning: [^\n]*" "" check_output "${check_output}") # If using the feature causes warnings, treat it as broken/unavailable. -- cgit v0.12