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Document USE_GCC=any. Reformat the description a bit and use newer

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versions of GCC for reference.
This commit is contained in:
Gerald Pfeifer 2013-11-10 20:29:52 +00:00
parent 728b5c3489
commit cee7e50a71
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=333442
1 changed files with 11 additions and 5 deletions
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16
Mk/bsd.gcc.mk
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@ -7,20 +7,26 @@
#
# To request the use of a current version of GCC, specify USE_GCC=yes in
# your port/system configuration. This is the preferred use of USE_GCC.
# It defines a canonical, default version of GCC; the same version of
# It defines a canonical, default version of GCC. The same version of
# GCC is also implied by USE_FORTRAN=yes.
#
# USE_GCC=any is similar, except that it also accepts the old GCC 4.2-
# based system compiler in older versions of FreeBSD.
#
# If your port needs a specific (minimum) version of GCC, you can easily
# specify that with a USE_GCC= statement. Unless absolutely necessary
# do so by specifying USE_GCC=X.Y+ which requests at least GCC version
# X.Y. To request a specific version omit the trailing + sign. Use of
# a Fortran compiler is declared by the USE_FORTRAN knob, not USE_GCC.
# X.Y. To request a specific version omit the trailing + sign.
#
# Use of a Fortran compiler is declared by the USE_FORTRAN knob, not
# USE_GCC.
#
# Examples:
# USE_GCC= yes # port requires a current version of GCC
# # (4.6 as of today, subject to change).
# USE_GCC= 4.2+ # port requires GCC 4.2 or later.
# USE_GCC= 4.7 # port requires GCC 4.7.
# USE_GCC= any # port requires GCC 4.2 or later.
# USE_GCC= 4.8+ # port requires GCC 4.8 or later.
# USE_GCC= 4.8 # port requires GCC 4.8.
#
# If your port needs a Fortran compiler, please specify that with the
# USE_FORTRAN= knob. Here is the list of options for that knob: