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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - need eager instantiation of default template arguments"
href="http://llvm.org/bugs/show_bug.cgi?id=15769">15769</a>
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<th>Summary</th>
<td>need eager instantiation of default template arguments
</td>
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>C++11
</td>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
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<th>Reporter</th>
<td>richard-llvm@metafoo.co.uk
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</tr>
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<th>CC</th>
<td>dgregor@apple.com, llvmbugs@cs.uiuc.edu
</td>
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<th>Classification</th>
<td>Unclassified
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<p>
<div>
<pre>This is ill-formed (with a required diagnostic):
#include <type_traits>
template<class T>
struct X {
template<class U = typename T::type>
static void foo(int){}
static void foo(...){}
};
int main(){
X<std::enable_if<false>>::foo(0);
}
g++ and EDG reject, clang accepts.</pre>
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