# Regex to catch (GCC) compiler warnings.
my $warning_regex = qr/^(.+?):([0-9]+):[0-9]+: warning: (.+?) \[(.+?)\]$/;
# Regex to catch (GCC) compiler warnings.
my $warning_regex = qr/^(.+?):([0-9]+):[0-9]+: warning: (.+?) \[(.+?)\]$/;
or $line =~ /^\s*(?:- )?(?:CC|CXX)\s*=\s*$cc_regex\s*$/
or $line =~ /^\s*-- Check for working (?:C|CXX) compiler: /
or $line =~ /^\s*(?:echo )?Using [A-Z_]+\s*=\s*/;
or $line =~ /^\s*(?:- )?(?:CC|CXX)\s*=\s*$cc_regex\s*$/
or $line =~ /^\s*-- Check for working (?:C|CXX) compiler: /
or $line =~ /^\s*(?:echo )?Using [A-Z_]+\s*=\s*/;