<html>
<head>
<base href="http://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Clang crashes on ill-formed template code"
href="http://llvm.org/bugs/show_bug.cgi?id=20478">20478</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Clang crashes on ill-formed template code
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Frontend
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>rtrieu@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>$ cat var.cc
template<class T>
struct Foo {};
struct S {
static Foo<Bar<int>::type>> test();
};
$clang var.cc
var.cc:5:14: error: use of undeclared identifier 'Bar'
static Foo<Bar<int>::type>> test();
^
var.cc:5:21: error: expected '(' for function-style cast or type construction
static Foo<Bar<int>::type>> test();
~~~^
var.cc:5:24: error: non-friend class member 'type' cannot have a qualified name
static Foo<Bar<int>::type>> test();
~~^
var.cc:5:24: error: no member named 'type' in the global namespace
static Foo<Bar<int>::type>> test();
~~^
0 clang-3.5 0x00000000010e6fd5 llvm::sys::PrintStackTrace(_IO_FILE*) +
37
1 clang-3.5 0x00000000010e7423
2 libpthread.so.0 0x00007fa6d8f86cb0
3 clang-3.5 0x0000000001b3a1dc
clang::Sema::FinalizeDeclaration(clang::Decl*) + 204
4 clang-3.5 0x0000000001928ee0
clang::Parser::ParseCXXClassMemberDeclaration(clang::AccessSpecifier,
clang::AttributeList*, clang::Parser::ParsedTemplateInfo const&,
clang::ParsingDeclRAIIObject*) + 7376
5 clang-3.5 0x00000000019256b0
clang::Parser::ParseCXXMemberSpecification(clang::SourceLocation,
clang::SourceLocation, clang::Parser::ParsedAttributesWithRange&, unsigned int,
clang::Decl*) + 3360
6 clang-3.5 0x0000000001923efd
clang::Parser::ParseClassSpecifier(clang::tok::TokenKind,
clang::SourceLocation, clang::DeclSpec&, clang::Parser::ParsedTemplateInfo
const&, clang::AccessSpecifier, bool, clang::Parser::DeclSpecContext,
clang::Parser::ParsedAttributesWithRange&) + 7853
7 clang-3.5 0x0000000001909db9
clang::Parser::ParseDeclarationSpecifiers(clang::DeclSpec&,
clang::Parser::ParsedTemplateInfo const&, clang::AccessSpecifier,
clang::Parser::DeclSpecContext, clang::Parser::LateParsedAttrList*) + 1577
8 clang-3.5 0x00000000018fbab0
clang::Parser::ParseDeclOrFunctionDefInternal(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier) + 64
9 clang-3.5 0x00000000018fb860
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) + 384
10 clang-3.5 0x00000000018fabec
clang::Parser::ParseExternalDeclaration(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) + 3500
11 clang-3.5 0x00000000018f9db4
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&) + 388
12 clang-3.5 0x00000000018f5e96 clang::ParseAST(clang::Sema&, bool, bool)
+ 406
13 clang-3.5 0x0000000001246979 clang::FrontendAction::Execute() + 57
14 clang-3.5 0x000000000121b7c3
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 787
15 clang-3.5 0x00000000012b2967
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 3207
16 clang-3.5 0x00000000006b3ef0 cc1_main(char const**, char const**, char
const*, void*) + 672
17 clang-3.5 0x00000000006b2140 main + 7712
18 libc.so.6 0x00007fa6d84af76d __libc_start_main + 237
19 clang-3.5 0x00000000006b01ed</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>