<p dir="ltr">Any particular reason? It's sometimes handy to leave things uninitialized if they stents intended to be read until after some other write - in that way, msan can catch bugs when that constraint is violated.</p>
<div class="gmail_quote">On Dec 25, 2014 3:41 AM, "Yaron Keren" <<a href="mailto:yaron.keren@gmail.com">yaron.keren@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: yrnkrn<br>
Date: Thu Dec 25 05:38:15 2014<br>
New Revision: 224835<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=224835&view=rev" target="_blank">http://llvm.org/viewvc/llvm-project?rev=224835&view=rev</a><br>
Log:<br>
Initialize CodeGeneratorImpl::Ctx in constructor.<br>
<br>
<br>
Modified:<br>
    cfe/trunk/lib/CodeGen/ModuleBuilder.cpp<br>
<br>
Modified: cfe/trunk/lib/CodeGen/ModuleBuilder.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/ModuleBuilder.cpp?rev=224835&r1=224834&r2=224835&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/ModuleBuilder.cpp?rev=224835&r1=224834&r2=224835&view=diff</a><br>
==============================================================================<br>
--- cfe/trunk/lib/CodeGen/ModuleBuilder.cpp (original)<br>
+++ cfe/trunk/lib/CodeGen/ModuleBuilder.cpp Thu Dec 25 05:38:15 2014<br>
@@ -59,7 +59,7 @@ namespace {<br>
     CodeGeneratorImpl(DiagnosticsEngine &diags, const std::string& ModuleName,<br>
                       const CodeGenOptions &CGO, llvm::LLVMContext& C,<br>
                       CoverageSourceInfo *CoverageInfo = nullptr)<br>
-      : Diags(diags), CodeGenOpts(CGO), HandlingTopLevelDecls(0),<br>
+      : Diags(diags), Ctx(nullptr), CodeGenOpts(CGO), HandlingTopLevelDecls(0),<br>
         CoverageInfo(CoverageInfo),<br>
         M(new llvm::Module(ModuleName, C)) {}<br>
<br>
<br>
<br>
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</blockquote></div>