[plt-scheme] GC_CAN_IGNORE

At Wed, 14 Mar 2007 00:40:02 -0600, "Chongkai Zhu" wrote:
> Hi all,
> 
> In 369.8-svn13mar2007, when Pre-Installing, the C compiler constantly tells 
> 'GC_CAN_IGNORE' is undeclared. (MZ_PRECISE_GC is defined).
> 
> setup-plt: Setup version is 369.8 [3m]
> setup-plt: Available variants: 3m cgc
> 
> setup-plt: Pre-Installing 
> 
> ml.c
> ml.c(23) : error C2065: 'GC_CAN_IGNORE' : undeclared identifier
> ml.c(23) : error C2143: syntax error : missing ';' before 'type'
> 
> The same code used to work with previous version of PLT (for both 3m and cgc). 
> So I'm not sure what's wrong now.

I don't think that GC_CAN_IGNORE has ever been defined by "[e]scheme.h"
in non-3m mode, actually.

This needs to be cleaned up, and I can hopefully do that soon.

Matthew