The go tests get tripped up due to error messages along the lines of:
ld: warning: /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation, ignoring unexpected dylib file
Which is due to us passing that along via $NIX_LDFLAGS in the `clang` wrapper.
To keep `go` from getting confused, I create a small `clang` wrapper that
filters out that warning.
Also, the strip.patch is no longer necessary, and only causes problems when
testing DWARF support:
--- FAIL: TestDwarfAranges (0.59s)
runtime-lldb_test.go:218: Missing aranges section
FAIL
FAIL runtime 17.123s
Also, I disable the misc/cgo/errors test, as I suspect it is also due to similar
problems regarding `ld`:
##### ../misc/cgo/errors
misc/cgo/errors/test.bash: BUG: expected error output to contain "err1.go:11:" but saw:
# command-line-arguments
cannot parse gcc output $WORK/command-line-arguments/_obj//_cgo_.o as ELF, Mach-O, PE object
2016/05/07 02:07:58 Failed: exit status 1
Closes#14208
e965e42dc5