[R-SIG-Mac] R crashes when saving png with type="quartz"

[hadley wickham]

> png("~/Desktop/test.png", type="quartz")
> plot(1:10)
> dev.off()
Sun Apr 27 11:20:56 had.local R[1644] <Error>:
CGImageDestinationCreate destination parameter is nil\n
Sun Apr 27 11:20:56 had.local R[1644] <Error>:
CGImageDestinationAddImage image destination parameter is nil\n
Sun Apr 27 11:20:56 had.local R[1644] <Error>:
CGImageDestinationFinalize image destination parameter is nil\n

 *** caught bus error ***
address 0x5, cause 'non-existent physical address'


>From a fresh 2.7 install:
               _
platform       i386-apple-darwin8.10.1
arch           i386
os             darwin8.10.1
system         i386, darwin8.10.1
status
major          2
minor          7.0
year           2008
month          04
day            22
svn rev        45424
language       R
version.string R version 2.7.0 (2008-04-22)

Hadley

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