<div dir="ltr">Thanks. It was an issue in;<div><a href="http://bb.pgr.jp/builders/msbuild-llvmclang-x64-msc18-DA/builds/739">http://bb.pgr.jp/builders/msbuild-llvmclang-x64-msc18-DA/builds/739</a><br><br><div class="gmail_quote"><div dir="ltr">On Fri, Nov 13, 2015 at 2:38 AM Andrew Kaylor via llvm-commits <<a href="mailto:llvm-commits@lists.llvm.org">llvm-commits@lists.llvm.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: akaylor<br>
Date: Thu Nov 12 11:36:03 2015<br>
New Revision: 252913<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=252913&view=rev" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=252913&view=rev</a><br>
Log:<br>
[WinEH] Fix problem with removing an element from a SetVector while iterating.<br>
<br>
Patch provided by Yaron Keren. (Thanks!)<br>
<br>
<br>
Modified:<br>
    llvm/trunk/lib/CodeGen/WinEHPrepare.cpp<br>
<br>
Modified: llvm/trunk/lib/CodeGen/WinEHPrepare.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/WinEHPrepare.cpp?rev=252913&r1=252912&r2=252913&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/WinEHPrepare.cpp?rev=252913&r1=252912&r2=252913&view=diff</a><br>
==============================================================================<br>
--- llvm/trunk/lib/CodeGen/WinEHPrepare.cpp (original)<br>
+++ llvm/trunk/lib/CodeGen/WinEHPrepare.cpp Thu Nov 12 11:36:03 2015<br>
@@ -1665,18 +1665,12 @@ void WinEHPrepare::cloneCommonBlocks(<br>
<br>
         // Remove this block from the FuncletBlocks set of any funclet that<br>
         // isn't the funclet whose color we just selected.<br>
-        for (auto It = BlockColors[BB].begin(), End = BlockColors[BB].end();<br>
-             It != End; ) {<br>
-          // The iterator must be incremented here because we are removing<br>
-          // elements from the set we're walking.<br>
-          auto Temp = It++;<br>
-          BasicBlock *ContainingFunclet = *Temp;<br>
-          if (ContainingFunclet != CorrectColor) {<br>
+        for (BasicBlock *ContainingFunclet : BlockColors[BB])<br>
+          if (ContainingFunclet != CorrectColor)<br>
             FuncletBlocks[ContainingFunclet].erase(BB);<br>
-            BlockColors[BB].remove(ContainingFunclet);<br>
-          }<br>
-        }<br>
-<br>
+        BlockColors[BB].remove_if([&](BasicBlock *ContainingFunclet) {<br>
+          return ContainingFunclet != CorrectColor;<br>
+        });<br>
         // This should leave just one color for BB.<br>
         assert(BlockColors[BB].size() == 1);<br>
         continue;<br>
<br>
<br>
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</blockquote></div></div></div>