<html>
    <head>
      <base href="https://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 --- - bundle operands upset tailcallelim"
   href="https://llvm.org/bugs/show_bug.cgi?id=25928">25928</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>bundle operands upset tailcallelim
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>libraries
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>trunk
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </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>Scalar Optimizations
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>david.majnemer@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>$ cat t.ll
define void @foo() {
entry:
  %e = alloca i8
  call void undef(i8* undef) [ "foo"(i8* %e) ]
  unreachable
}

$ ~/llvm/Debug+Asserts/bin/opt t.ll -S -tailcallelim
opt: ~/llvm/src/include/llvm/IR/CallSite.h:143: unsigned int
llvm::CallSiteBase<llvm::Function, llvm::BasicBlock, llvm::Value, llvm::User,
llvm::Use, llvm::Instruction, llvm::CallInst, llvm::InvokeInst, llvm::Use
*>::getArgumentNo(const llvm::Use *) const [FunTy = llvm::Function, BBTy =
llvm::BasicBlock, ValTy = llvm::Value, UserTy = llvm::User, UseTy = llvm::Use,
InstrTy = llvm::Instruction, CallTy = llvm::CallInst, InvokeTy =
llvm::InvokeInst, IterTy = llvm::Use *]: Assertion `arg_begin() <= U && U <
arg_end() && "Argument # out of range!"' failed.</pre>
        </div>
      </p>
      <hr>
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      <ul>
          <li>You are on the CC list for the bug.</li>
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    </body>
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