[PATCH] D51022: [libFuzzer] Port to Windows

[Matt Morehouse via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rC341082: [libFuzzer] Port to Windows (authored by morehouse, committed by ).
Herald added a subscriber: cfe-commits.

Changed prior to commit:
  https://reviews.llvm.org/D51022?vs=163338&id=163348#toc

Repository:
  rC Clang

https://reviews.llvm.org/D51022

Files:
  lib/Driver/ToolChains/MSVC.cpp


Index: lib/Driver/ToolChains/MSVC.cpp
===================================================================
--- lib/Driver/ToolChains/MSVC.cpp
+++ lib/Driver/ToolChains/MSVC.cpp
@@ -365,6 +365,17 @@
     CmdArgs.push_back(Args.MakeArgString(std::string("-implib:") + ImplibName));
   }
 
+  if (TC.getSanitizerArgs().needsFuzzer()) {
+    if (!Args.hasArg(options::OPT_shared))
+      CmdArgs.push_back(
+          Args.MakeArgString(std::string("-wholearchive:") +
+                             TC.getCompilerRTArgString(Args, "fuzzer", false)));
+    CmdArgs.push_back(Args.MakeArgString("-debug"));
+    // Prevent the linker from padding sections we use for instrumentation
+    // arrays.
+    CmdArgs.push_back(Args.MakeArgString("-incremental:no"));
+  }
+
   if (TC.getSanitizerArgs().needsAsanRt()) {
     CmdArgs.push_back(Args.MakeArgString("-debug"));
     CmdArgs.push_back(Args.MakeArgString("-incremental:no"));
@@ -1298,6 +1309,8 @@
 SanitizerMask MSVCToolChain::getSupportedSanitizers() const {
   SanitizerMask Res = ToolChain::getSupportedSanitizers();
   Res |= SanitizerKind::Address;
+  Res |= SanitizerKind::Fuzzer;
+  Res |= SanitizerKind::FuzzerNoLink;
   Res &= ~SanitizerKind::CFIMFCall;
   return Res;
 }


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