<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 lambda with multiple return statements"
   href="http://llvm.org/bugs/show_bug.cgi?id=16708">16708</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Clang crashes on lambda with multiple return statements
          </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>C++11
          </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>dgregor@apple.com, llvmbugs@cs.uiuc.edu
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Repro:

int Foo;
int Bar;
void test () {
  auto L = []() {
    auto ret = Foo;
    return ret;
    return Bar;
  };
}

Command line:
clang -cc1 -std=c++11 test.cc

>From clang/lib/Sema/SemaStmt.cpp:2550, attempting to call getDeducedType() on
NewAT, which is null.

2548      if (AT->isDeduced() && !FD->isInvalidDecl()) {
2549        AutoType *NewAT = Deduced->getContainedAutoType();
2550        if (!Context.hasSameType(AT->getDeducedType(),
NewAT->getDeducedType())) {
2551          Diag(ReturnLoc, diag::err_auto_fn_different_deductions)
2552            << (AT->isDecltypeAuto() ? 1 : 0)
2553            << NewAT->getDeducedType() << AT->getDeducedType();
2554          return true;
(gdb) p NewAT
$2 = (clang::AutoType *) 0x0</pre>
        </div>
      </p>
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