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-rw-r--r--libguile/vm-i-system.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/libguile/vm-i-system.c b/libguile/vm-i-system.c
index 98ef189e4..925c8d317 100644
--- a/libguile/vm-i-system.c
+++ b/libguile/vm-i-system.c
@@ -1509,13 +1509,10 @@ VM_DEFINE_INSTRUCTION (85, wind, "wind", 0, 2, 0)
VM_DEFINE_INSTRUCTION (86, abort, "abort", 1, -1, -1)
{
unsigned n = FETCH ();
- SCM k;
- SCM args;
- POP_LIST (n);
- POP (args);
- POP (k);
SYNC_REGISTER ();
- vm_abort (vm, k, args);
+ if (sp - n - 1 <= SCM_FRAME_UPPER_ADDRESS (fp))
+ goto vm_error_stack_underflow;
+ vm_abort (vm, n);
/* vm_abort should not return */
abort ();
}