svn commit: r353373 - head/share/man/man7

[Warner Losh]

Author: imp
Date: Wed Oct  9 21:45:40 2019
New Revision: 353373
URL: https://svnweb.freebsd.org/changeset/base/353373

Log:
  Add note about universe changes to arch and the need to add
  MAKE_OBSOLETE_GCC to get old behavior on universe.

Modified:
  head/share/man/man7/arch.7

Modified: head/share/man/man7/arch.7
==============================================================================
--- head/share/man/man7/arch.7	Wed Oct  9 21:45:34 2019	(r353372)
+++ head/share/man/man7/arch.7	Wed Oct  9 21:45:40 2019	(r353373)
@@ -26,7 +26,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd August 14, 2019
+.Dd October 9, 2019
 .Dt ARCH 7
 .Os
 .Sh NAME
@@ -339,6 +339,11 @@ Note that GCC 4.2.1 is deprecated, and scheduled for r
 Any CPU architectures not migrated by then
 (to either base system Clang or external toolchain)
 may be removed from the tree after that date.
+Unless the make variable
+.Dv MAKE_OBSOLETE_GCC
+is defined, make universe will not build mips, powerpc, nor sparc64
+architectures unless the xtoolchain binaries have been installed for
+the architecture.
 .Ss Predefined Macros
 The compiler provides a number of predefined macros.
 Some of these provide architecture-specific details and are explained below.