added make target check-nonneg

Author: firewave

.github/workflows/CI-unixish.yml

@@ -239,10 +239,9 @@ jobs:
         run: |
           brew install coreutils
 
-      # TODO: avoid duplicating compiler flags from Makefile
       - name: Check syntax with NONNEG
         run: |
-          ls lib/*.cpp | xargs -n 1 -P $(nproc) g++ -pedantic -Wall -Wextra -Wcast-qual -Wfloat-equal -Wmissing-declarations -Wmissing-format-attribute -Wno-long-long -Wpacked -Wredundant-decls -Wundef -Wno-sign-compare -Wno-multichar -Woverloaded-virtual -fsyntax-only -std=c++11 -Ilib -Iexternals -Iexternals/picojson -Iexternals/simplecpp -Iexternals/tinyxml2 -DNONNEG
+          make check-nonneg
 
   build_cmake_boost:
 

Makefile

@@ -453,6 +453,9 @@ checkCWEEntries: /tmp/errorlist.xml
 .PHONY: validateRules
 validateRules:
 	xmllint --noout rules/*.xml
+.PHONY: check-nonneg
+check-nonneg:
+	ls lib/*.cpp | xargs -n 1 -P $$(nproc) g++ -fsyntax-only -DNONNEG $(CXXFLAGS) $(INCLUDE_FOR_LIB)
 
 ###### Build
 

tools/dmake/dmake.cpp

@@ -867,6 +867,10 @@ int main(int argc, char **argv)
     fout << ".PHONY: validateRules\n";
     fout << "validateRules:\n";
     fout << "\txmllint --noout rules/*.xml\n";
+    fout << ".PHONY: check-nonneg\n";
+    fout << "check-nonneg:\n";
+    // TODO: how to use provided number of jobs?
+    fout << "\tls lib/*.cpp | xargs -n 1 -P $$(nproc) g++ -fsyntax-only -DNONNEG $(CXXFLAGS) $(INCLUDE_FOR_LIB)\n";
 
     fout << "\n###### Build\n\n";