[PATCH] D69893: libunwind: Evaluating DWARF operation DW_OP_pick is broken

[Steven Wu via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG9366397f057d (authored by steven_wu).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D69893/new/

https://reviews.llvm.org/D69893

Files:
  libunwind/src/DwarfInstructions.hpp


Index: libunwind/src/DwarfInstructions.hpp
===================================================================
--- libunwind/src/DwarfInstructions.hpp
+++ libunwind/src/DwarfInstructions.hpp
@@ -433,7 +433,7 @@
       // pick from
       reg = addressSpace.get8(p);
       p += 1;
-      value = sp[-reg];
+      value = sp[-(int)reg];
       *(++sp) = value;
       if (log)
         fprintf(stderr, "duplicate %d in stack\n", reg);


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