Testsuite patch for Solaris 10

[Mark Mitchell]

Joseph S. Myers wrote:

>AMD64 Solaris 10 defaults to 32-bit compilation so has target triple
>i386-pc-solaris2.10, but builds 64-bit multilibs.  Various testcases
>that are for i?86-*-* only, not x86_64-*-*, need to disable the use of
>-m64.  This patch (around a third of the changes present on
>csl-sol210-branch) adds dg-forbid-option to achieve this.  As various
>significant test harness changes have been being discussed lately for
>mainline, I hope this too can be considered for mainline now.
>
>(This patch isn't quite identical to that on csl-sol210-branch; there
>are whitespace fixes, ChangeLog typo fixes and some tests have been
>adjusted only to disallow -m64 on i?86-*-* where they are tested on
>all targets but have special 32-bit-only options on x86, rather than
>disallowing it everywhere as some but not most such tests did.)
>
>As a sanity check for TCL syntax, there are no testsuite regressions
>with this patch on i686-pc-linux-gnu.  OK to commit?
>
Certrainly, from an RM point of view, testsuite changes are fine at this 
point.  The fewer spurious FAILs the better, and this problem could 
affect platforms other than Solaris 2.10 as well.  So, this patch is OK.

Thanks,

- 
Mark Mitchell
CodeSourcery, LLC
(916) 791-8304
mark@codesourcery.com