* config/a29k/tm-a29k.h (FRAME_CHAIN): If rsize is zero, return zero.
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Thu Sep 16 20:37:06 1993 Jim Kingdon (kingdon@cirdan.cygnus.com)
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* config/a29k/tm-a29k.h (FRAME_CHAIN): If rsize is zero, return zero.
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Thu Sep 16 13:16:22 1993 Stu Grossman (grossman at cygnus.com)
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* infrun.c (wait_for_inferior): Allow user to single step within
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@ -482,7 +482,12 @@ void init_frame_pc ();
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/* These are mostly dummies for the a29k because INIT_FRAME_PC
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sets prev->frame instead. */
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#define FRAME_CHAIN(thisframe) ((thisframe)->frame + (thisframe)->rsize)
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/* If rsize is zero, we must be at end of stack (or otherwise hosed).
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If we don't check rsize, we loop forever if we see rsize == 0. */
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#define FRAME_CHAIN(thisframe) \
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((thisframe)->rsize == 0 \
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? 0 \
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: (thisframe)->frame + (thisframe)->rsize)
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/* Determine if the frame has a 'previous' and back-traceable frame. */
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#define FRAME_IS_UNCHAINED(frame) ((frame)->flags & TRANSPARENT)
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