http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54789
Bug #: 54789 Summary: [4.8 Regression] Error in GCC driver when defining GCC_COMPARE_DEBUG Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: driver AssignedTo: unassig...@gcc.gnu.org ReportedBy: d.g.gorbac...@gmail.com GCC 4.8.0 20120930 (experimental) $ gcc -fcompare-debug=-gtoggle a.c $ GCC_COMPARE_DEBUG=yes gcc a.c gcc: error: unrecognized command line option '-fcompare-debug=-gtoggle'