From 04910428491f249b79f7974f118b8e01579b2a51 Mon Sep 17 00:00:00 2001 From: Florian Zeitz Date: Mon, 17 Aug 2015 15:37:33 +0200 Subject: [PATCH] Check base-n literals only contain valid digits --- frontends/verilog/const2ast.cc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/frontends/verilog/const2ast.cc b/frontends/verilog/const2ast.cc index 6a9326898..5bc8c700e 100644 --- a/frontends/verilog/const2ast.cc +++ b/frontends/verilog/const2ast.cc @@ -104,6 +104,9 @@ static void my_strtobin(std::vector &data, const char *str, int le } else { int bits_per_digit = my_ilog2(base-1); for (auto it = digits.rbegin(), e = digits.rend(); it != e; it++) { + if (*it > (base-1) && *it < 0xf0) + log_error("Digit larger than %d used in in base-%d constant at %s:%d.\n", + base-1, base, current_filename.c_str(), get_line_num()); for (int i = 0; i < bits_per_digit; i++) { int bitmask = 1 << i; if (*it == 0xf0) -- 2.30.2