if n.Bounded() && ir.IsConst(n.X, constant.String) && ir.IsConst(n.Index, constant.Int) {
				// Replace "abc"[1] with 'b'.
				// Delayed until now because "abc"[1] is not an ideal constant.
				// See test/fixedbugs/issue11370.go.
				return s.newValue0I(ssa.OpConst8, types.Types[types.TUINT8], int64(int8(ir.StringVal(n.X)[ir.Int64Val(n.Index)])))
			}
			a := s.expr(n.X)
			i := s.expr(n.Index)

        <groupId>com.google.guava</groupId>
        <artifactId>guava</artifactId>
        <version>${guavaVersion}</version>
        <exclusions>
          <exclusion>
            <groupId>com.google.code.findbugs</groupId>
            <artifactId>jsr305</artifactId>
          </exclusion>
          <exclusion>
            <groupId>com.google.errorprone</groupId>
            <artifactId>error_prone_annotations</artifactId>