From b59aa7b906c984f182b8abc8fd3e146d956a799d Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Sun, 27 Aug 2017 00:28:17 -0400
Subject: fixups to linux build

---
 std/debug.zig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'std/debug.zig')

diff --git a/std/debug.zig b/std/debug.zig
index 922a72e11c..6d7138a551 100644
--- a/std/debug.zig
+++ b/std/debug.zig
@@ -721,7 +721,8 @@ fn getLineNumberInfo(st: &ElfStackTrace, compile_unit: &const CompileUnit, targe
                         });
                     },
                     else => {
-                        %return in_stream.seekForward(op_size - 1);
+                        const fwd_amt = math.cast(isize, op_size - 1) %% return error.InvalidDebugInfo;
+                        %return in_stream.seekForward(fwd_amt);
                     },
                 }
             } else if (opcode >= opcode_base) {
-- 
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