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path: root/pkg/lang/vm/vm.go
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Diffstat (limited to 'pkg/lang/vm/vm.go')
-rw-r--r--pkg/lang/vm/vm.go8
1 files changed, 7 insertions, 1 deletions
diff --git a/pkg/lang/vm/vm.go b/pkg/lang/vm/vm.go
index 4d4d5ca..b18e7cb 100644
--- a/pkg/lang/vm/vm.go
+++ b/pkg/lang/vm/vm.go
@@ -121,10 +121,16 @@ func (vm *VM) executeModule(moduleID int) error {
 		vm.advancePC(advance)
 
 		if decision, err := vm.step(code, op); err != nil {
+			loc, ok := code.Debug().PCToLoc(vm.pc())
+			line := loc.Row
+			if !ok {
+				line = -1
+			}
+
 			return Error{
 				Pos:    vm.pos,
 				Module: module.Name(),
-				Line:   code.Debug().PCToLine(vm.pc()),
+				Line:   line,
 				Err:    err,
 			}
 		} else if decision == stepDecisionHalt {