https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69865
Bug ID: 69865 Summary: -trigraphs option broken Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: bernd.edlinger at hotmail dot de Target Milestone: --- Hi, I know, nobody likes them, but... cat test.cc int main () ??< return 0; ??> gcc -trigraphs test.cc test.cc:3:1: warning: trigraph ??< ignored, use -trigraphs to enable [-Wtrigraphs] ??< ^ test.cc:5:1: warning: trigraph ??> ignored, use -trigraphs to enable [-Wtrigraphs] ??> ^ test.cc:3:1: error: expected initializer before '?' token ??< ^ test.cc:5:1: error: expected unqualified-id before '?' token ??> ^