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goto-check: skip array bounds checks for unbounded (non-constant-size) arrays #9070

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goto-check: skip array bounds checks for unbounded (non-constant-size) arrays #9070

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6 changes: 6 additions & 0 deletions src/ansi-c/goto-conversion/goto_check_c.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1593,6 +1593,12 @@ void goto_check_ct::bounds_check_index(
throw "bounds check expected array or vector type, got " +
array_type.id_string();

// Skip bounds checking for unbounded arrays (no constant size).
if(
array_type.id() == ID_array &&
!to_array_type(array_type).size().is_constant())
return;
Comment on lines +1596 to +1600
Comment on lines +1596 to +1600

std::string name = array_name(expr.array());

const exprt &index = expr.index();
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