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print warning with multiple roots

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This commit is contained in:
amarjeet 2017-03-31 13:39:16 +05:30
parent ca8098ff09
commit 054831dd44
1 changed files with 8 additions and 3 deletions
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11
src/node.cc
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@ -29,6 +29,7 @@
#include "ModuleInstantiation.h"
#include "progress.h"
#include "stl-utils.h"
#include "printutils.h"
#include <iostream>
#include <algorithm>
@ -93,10 +94,14 @@ std::ostream &operator<<(std::ostream &stream, const AbstractNode &node)
// Do we have an explicit root node (! modifier)?
AbstractNode *find_root_tag(AbstractNode *n)
{
AbstractNode *root_tag=NULL;
for(auto v : n->children) {
if (v->modinst->tag_root) return v;
if (auto vroot = find_root_tag(v)) return vroot;
if (auto vroot = find_root_tag(v)) root_tag=vroot;
if (v->modinst->tag_root){
PRINTB("WARNING: Root Modifier (!) Added At Line%d \n", v->modinst->location().firstLine());
root_tag=v;
}
}
return NULL;
return root_tag;
}