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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Lambda noexcept specification segfaults when capturing variables"
href="https://bugs.llvm.org/show_bug.cgi?id=32707">32707</a>
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<th>Summary</th>
<td>Lambda noexcept specification segfaults when capturing variables
</td>
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<th>Product</th>
<td>libc++
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<th>Version</th>
<td>unspecified
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<th>Hardware</th>
<td>PC
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<th>OS</th>
<td>All
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<th>Status</th>
<td>NEW
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
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<th>Component</th>
<td>All Bugs
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
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<th>Reporter</th>
<td>eric@efcs.ca
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org, mclow.lists@gmail.com
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<p>
<div>
<pre>The following code asserts trying to `cast<T>(p)` to an incompatible type in
Sema::tryCaptureVariable:SemaExpr.cpp:14026:
<span class="quote">> CapturingScopeInfo *CSI = cast<CapturingScopeInfo>(FSI); </span >
Reproducer:
// clang++ -fsyntax-only -std=c++1z test.cpp
int f(...) { return 0; }
int main() {
[](auto arg) noexcept(noexcept(f(arg))) { }(42);
}</pre>
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