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Fix hang when functions inside begin block.

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This commit is contained in:
Wilson Snyder
2012-02-21 21:25:11 -05:00
parent a3413a6749
commit 0de7cece5b
4 changed files with 55 additions and 4 deletions
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src/V3Begin.cpp
+15 -4
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@@ -70,9 +70,20 @@ private:
m_modp = NULL;
}
virtual void visit(AstNodeFTask* nodep, AstNUser*) {
m_ftaskp = nodep;
nodep->iterateChildren(*this);
m_ftaskp = NULL;
UINFO(8," "<<nodep<<endl);
// BEGIN wrapping a function rename that function, but don't affect the inside function's variables
// We then restart with empty naming; so that any begin's inside the function will rename inside the function
string oldScope = m_namedScope;
string oldUnnamed = m_unnamedScope;
{
m_namedScope = "";
m_unnamedScope = "";
m_ftaskp = nodep;
nodep->iterateChildren(*this);
m_ftaskp = NULL;
}
m_namedScope = oldScope;
m_unnamedScope = oldUnnamed;
}
virtual void visit(AstBegin* nodep, AstNUser*) {
// Begin blocks were only useful in variable creation, change names and delete
@@ -80,7 +91,7 @@ private:
string oldScope = m_namedScope;
string oldUnnamed = m_unnamedScope;
{
//UINFO(8,"nname "<<m_namedScope<<endl);
UINFO(8,"nname "<<m_namedScope<<endl);
if (nodep->name() != "") { // Else unneeded unnamed block
// Create data for dotted variable resolution
string dottedname = nodep->name() + "__DOT__"; // So always found