target/7940: Test gcc.dg/nest.c fails on cygwin

[David.Billinghurst@riotinto.com]

>Number:         7940
>Category:       target
>Synopsis:       Test gcc.dg/nest.c fails on cygwin
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Sep 16 16:46:00 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     David Billinghurst
>Release:        gcc-3.3 20020916
>Organization:
>Environment:
i686-pc-cygwin
>Description:
Test gcc.dg/nest.c fails on cygwin, due to linking problems.
I will investigate further, but not today.

Output is:

/usr/local/obj/gcc/gcc/xgcc -B/usr/local/obj/gcc/gcc/ /usr/local/src/gcc/gcc/testsuite/gcc.dg/nest.c -O2 -pg -o ./nest.exe 
/usr/lib/mingw/libgmon.a(profil.o)(.text+0x19):profil.c: undefined reference to `__errno'
/usr/lib/mingw/libgmon.a(profil.o)(.text+0xf4):profil.c: undefined reference to `__errno'
/usr/lib/mingw/libgmon.a(profil.o)(.text+0x148):profil.c: undefined reference to `__errno'
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: