[Issue 18724] New: ICE in dmd/dsymbol.d(890)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18724

          Issue ID: 18724
           Summary: ICE in dmd/dsymbol.d(890)
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Keywords: ice
          Severity: critical
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: greensunny12 at gmail.com

Reduced:

---
void main()
{
    regex("foo");
}

auto regex(S)(S)
{
    S pat;
    if (__ctfe)
regexImpl(pat);
}

auto regexImpl(S)(S )
{
    import bar ;
}
---

bar.d
---
void ()()
---


---
core.exception.AssertError at dmd/dsymbol.d(890): Assertion failure
----------------
??:? _d_assertp [0x1624c651]
??:? _ZN7Dsymbol10oneMembersEP5ArrayIPS_EPS1_P10Identifier [0x16087e48]
??:? _ZN22DsymbolSemanticVisitor5visitEP19TemplateDeclaration [0x16091671]
??:? _ZN19TemplateDeclaration6acceptEP7Visitor [0x1609f24c]
??:? _Z15dsymbolSemanticP7DsymbolP5Scope [0x1608b3d8]
??:? _ZN22DsymbolSemanticVisitor5visitEP6Module [0x1608fe18]
??:? _ZN6Module6acceptEP7Visitor [0x1607c690]
??:? _Z15dsymbolSemanticP7DsymbolP5Scope [0x1608b3d8]
??:? _ZN22DsymbolSemanticVisitor5visitEP6Import [0x1608e38e]
??:? _ZN6Import6acceptEP7Visitor [0x160637b1]
??:? _Z15dsymbolSemanticP7DsymbolP5Scope [0x1608b3d8]
??:? _ZN24StatementSemanticVisitor5visitEP15ImportStatement [0x161656e9]
??:? _ZN15ImportStatement6acceptEP7Visitor [0x16143428]
??:? _Z17statementSemanticP9StatementP5Scope [0x1615975a]
??:? _ZN24StatementSemanticVisitor5visitEP17CompoundStatement [0x16159aa1]
??:? _ZN17CompoundStatement6acceptEP7Visitor [0x1614073c]
??:? _Z17statementSemanticP9StatementP5Scope [0x1615975a]
??:? _ZN16Semantic3Visitor5visitEP15FuncDeclaration [0x1616c893]
??:? _ZN15FuncDeclaration6acceptEP7Visitor [0x160dea98]
??:? _Z9semantic3P7DsymbolP5Scope [0x1616b310]
??:? _ZN16Semantic3Visitor5visitEP16TemplateInstance [0x1616b47f]
??:? _ZN16TemplateInstance6acceptEP7Visitor [0x160aa890]
??:? _Z9semantic3P7DsymbolP5Scope [0x1616b310]
---

--