<p dir="ltr">Testcase? </p>
<div class="gmail_quote">On Jun 13, 2015 8:31 PM, "NAKAMURA Takumi" <<a href="mailto:geek4civic@gmail.com">geek4civic@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: chapuni<br>
Date: Sat Jun 13 19:23:40 2015<br>
New Revision: 239692<br>
<br>
URL: <a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__llvm.org_viewvc_llvm-2Dproject-3Frev-3D239692-26view-3Drev&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=mQ4LZ2PUj9hpadE3cDHZnIdEwhEBrbAstXeMaFoB9tg&m=epsUiGuvjZf94zJb_rd4kZJaRJ6fGjS2cFYGPz_PjGs&s=STUnJjN4zAilEHvIDsW952BkIRaXspzeHOcV3T3Azus&e=" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=239692&view=rev</a><br>
Log:<br>
AsmPrinter.cpp: Avoid crashes for targeting like "arm-mingw32". CurrentFnSym might not be <MCSymbolELF> here.<br>
<br>
Modified:<br>
    llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp<br>
<br>
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp<br>
URL: <a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__llvm.org_viewvc_llvm-2Dproject_llvm_trunk_lib_CodeGen_AsmPrinter_AsmPrinter.cpp-3Frev-3D239692-26r1-3D239691-26r2-3D239692-26view-3Ddiff&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=mQ4LZ2PUj9hpadE3cDHZnIdEwhEBrbAstXeMaFoB9tg&m=epsUiGuvjZf94zJb_rd4kZJaRJ6fGjS2cFYGPz_PjGs&s=QayIDJ6U5dZpRR8jI7W1Xt25hct4sozU2XAB0rJxJAo&e=" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp?rev=239692&r1=239691&r2=239692&view=diff</a><br>
==============================================================================<br>
--- llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp (original)<br>
+++ llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp Sat Jun 13 19:23:40 2015<br>
@@ -902,7 +902,8 @@ void AsmPrinter::EmitFunctionBody() {<br>
     const MCExpr *SizeExp = MCBinaryExpr::createSub(<br>
         MCSymbolRefExpr::create(CurrentFnEnd, OutContext),<br>
         MCSymbolRefExpr::create(CurrentFnSymForSize, OutContext), OutContext);<br>
-    OutStreamer->emitELFSize(cast<MCSymbolELF>(CurrentFnSym), SizeExp);<br>
+    if (auto Sym = dyn_cast<MCSymbolELF>(CurrentFnSym))<br>
+      OutStreamer->emitELFSize(Sym, SizeExp);<br>
   }<br>
<br>
   for (const HandlerInfo &HI : Handlers) {<br>
<br>
<br>
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</blockquote></div>