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-rw-r--r--gcc/rust/rust-gcc.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/rust/rust-gcc.cc b/gcc/rust/rust-gcc.cc
index 234721c..e5319d3 100644
--- a/gcc/rust/rust-gcc.cc
+++ b/gcc/rust/rust-gcc.cc
@@ -1109,6 +1109,7 @@ arithmetic_or_logical_expression (ArithmeticOrLogicalOperator op, tree left,
rust_error_at (location, "division by zero");
}
else if (op == ArithmeticOrLogicalOperator::LEFT_SHIFT
+ && TREE_CODE (right) == INTEGER_CST
&& (compare_tree_int (right, TYPE_PRECISION (TREE_TYPE (ret))) >= 0))
{
rust_error_at (location, "left shift count >= width of type");