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Fixed parsing of "module mymod #( parameter foo = 1, bar = 2 ..."

This commit is contained in:
Clifford Wolf 2014-10-30 14:01:02 +01:00
parent ac8f4d298b
commit a21481b338
1 changed files with 5 additions and 4 deletions
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9
frontends/verilog/verilog_parser.y
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@ -240,7 +240,7 @@ module:
}; };
module_para_opt: module_para_opt:
'#' '(' module_para_list ')' | /* empty */; '#' '(' { astbuf1 = nullptr; } module_para_list { if (astbuf1) delete astbuf1; } ')' | /* empty */;
module_para_list: module_para_list:
single_module_para | single_module_para |
@ -249,11 +249,10 @@ module_para_list:
single_module_para: single_module_para:
TOK_PARAMETER { TOK_PARAMETER {
if (astbuf1) delete astbuf1;
astbuf1 = new AstNode(AST_PARAMETER); astbuf1 = new AstNode(AST_PARAMETER);
astbuf1->children.push_back(AstNode::mkconst_int(0, true)); astbuf1->children.push_back(AstNode::mkconst_int(0, true));
} param_signed param_integer param_range single_param_decl { } param_signed param_integer param_range single_param_decl | single_param_decl;
delete astbuf1;
};
module_args_opt: module_args_opt:
'(' ')' | /* empty */ | '(' module_args optional_comma ')'; '(' ')' | /* empty */ | '(' module_args optional_comma ')';
@ -607,6 +606,8 @@ param_decl_list:
single_param_decl: single_param_decl:
TOK_ID '=' expr { TOK_ID '=' expr {
if (astbuf1 == nullptr)
frontend_verilog_yyerror("syntax error");
AstNode *node = astbuf1->clone(); AstNode *node = astbuf1->clone();
node->str = *$1; node->str = *$1;
delete node->children[0]; delete node->children[0];