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Fix handling of $past 2nd argument in read_verilog 

Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2018-09-30 18:43:35 +02:00
parent 031824e38c
commit 9f9fe94b35
1 changed files with 1 additions and 1 deletions
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2
frontends/ast/simplify.cc
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@ -1781,7 +1781,7 @@ skip_dynamic_range_lvalue_expansion:;
if (GetSize(children) == 2)
{
AstNode *buf = children[1]->clone();
while (buf->simplify(true, false, false, stage, width_hint, sign_hint, false)) { }
while (buf->simplify(true, false, false, stage, -1, false, false)) { }
if (buf->type != AST_CONSTANT)
log_file_error(filename, linenum, "Failed to evaluate system function `%s' with non-constant value.\n", str.c_str());