> +/* Workaround -Wstrict-overflow false positive during profiledbootstrap. */
> +
> +# if GCC_VERSION >= 4004
> +#pragma GCC diagnostic push
> +#pragma GCC diagnostic ignored "-Wstrict-overflow"
> +#endif
> +
#pragma diagnostic ignored was added in 4.4 but #pragma diagnostic
push/pop wasn't added until a later release (4.6 I think). Attempts
to build with 4.4 (i.e. on RHEL 6) causes warnings on most files.
2010-06-21 DJ Delorie <d...@redhat.com>
* diagnostic.h (diagnostic_classification_change_t): New.
(diagnostic_context): Add history and push/pop list.
(diagnostic_push_diagnostics): Declare.
(diagnostic_pop_diagnostics): Declare.
* diagnostic.c (diagnostic_classify_diagnostic): Store changes
from pragmas in a history chain instead of the global table.
(diagnostic_push_diagnostics): New.
(diagnostic_pop_diagnostics): New.
(diagnostic_report_diagnostic): Scan history chain to find state
of diagnostics as of the diagnostic location.
* opts.c (set_option): Pass UNKNOWN_LOCATION to
diagnostic_classify_diagnostic.
(enable_warning_as_error): Likewise.
* diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
use in the history chain.
* doc/extend.texi: Document pragma GCC diagnostic changes.
