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[MPS] Trace backtrace function PDL entries

* src/igc.c (scan_specpdl): Trace bt.function, which might not be
covered by an ambiguous root.
This commit is contained in:
Pip Cet 2025-03-02 17:38:35 +00:00
parent 23ef75876e
commit 9a657e1dab

View file

@ -1553,6 +1553,7 @@ scan_specpdl (mps_ss_t ss, void *start, void *end, void *closure)
thread's control stack, or to something in the bytecode
stack. Both should already be ambiguous roots. */
case SPECPDL_BACKTRACE:
IGC_FIX12_OBJ (ss, &pdl->bt.function);
break;
#ifdef HAVE_MODULES