Index: cfe/trunk/tools/scan-build/ccc-analyzer =================================================================== --- cfe/trunk/tools/scan-build/ccc-analyzer +++ cfe/trunk/tools/scan-build/ccc-analyzer @@ -586,7 +586,7 @@ } # Compile mode flags. - if ($Arg =~ /^-[D,I,U,isystem](.*)$/) { + if ($Arg =~ /^-(?:[DIU]|isystem)(.*)$/) { my $Tmp = $Arg; if ($1 eq '') { # FIXME: Check if we are going off the end.