<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Fri, Sep 4, 2015 at 1:06 AM, Russell Wallace <span dir="ltr"><<a href="mailto:russell.wallace@gmail.com" target="_blank">russell.wallace@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Ah! I don't know what GUARDSYM does or whether there is any way to turn it off at the compiler end; a Google search doesn't seem to find anything; but it would be great if you could add support for msvc 2015.</div></div></blockquote><div><br></div><div>Yeah, there's no information about what /GUARDSYM option is on the internet. We may want to ignore the option for now.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><br></div><div>When I try using clang as the compiler, I get a different error message. In this case it seems to be just not finding the standard libraries?</div><div><br></div><div>C:\t>clang -c a.c</div><span class=""><div><br></div><div>C:\t>lld -flavor link a.o</div></span><div>Undefined symbol: <entry>: mainCRTStartup</div><div>Undefined symbol: a.o: puts</div><div>symbol(s) not found</div></div></blockquote><div><br></div><div>Maybe you want to try to compile with clang-cl instead of clang?</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 3, 2015 at 4:59 PM, Rui Ueyama <span dir="ltr"><<a href="mailto:ruiu@google.com" target="_blank">ruiu@google.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">You seems to be using MSVC 2015 which I don't use yet, and /GUARDSYM seems to be a new option added in MSVC 2015. I'll try to support that.</div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Sep 4, 2015 at 12:56 AM, Russell Wallace <span dir="ltr"><<a href="mailto:russell.wallace@gmail.com" target="_blank">russell.wallace@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>C:\t>type a.c<br></div><div>#include <stdio.h></div><div><br></div><div>int main() {</div><div> puts("hello");</div><div> return 0;</div><div>}</div><div><br></div><div>C:\t>cl /c a.c</div><div>Microsoft (R) C/C++ Optimizing Compiler Version 19.00.23026 for x64</div><div>Copyright (C) Microsoft Corporation. All rights reserved.</div><div><br></div><div>a.c</div><div><br></div><div>C:\t>lld</div><div>Select the appropriate flavor</div><div>OVERVIEW: LLVM Linker</div><div><br></div><div>USAGE: lld [options] <inputs></div><div><br></div><div>OPTIONS:</div><div> -core CORE linking</div><div> -flavor <value> Flavor for linking, options are gnu/darwin/link</div><div> -help Display this help message</div><div> -target <value> Select the target</div><div> -version Display the version</div><div><br></div><div>C:\t>lld -flavor link a.obj</div><div>Cannot open /GUARDSYM:__C_specific_handler,S.obj: no such file or directory</div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 3, 2015 at 4:45 PM, Rui Ueyama <span dir="ltr"><<a href="mailto:ruiu@google.com" target="_blank">ruiu@google.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>What error message did you get? What <a href="http://lld.llvm.org/windows_support.html" target="_blank">http://lld.llvm.org/windows_support.html</a> says is correct -- except debug info, the linker should be pretty much usable as a drop-in replacement for MSVC linker.</div><div><br></div><div class="gmail_extra"><div class="gmail_quote"><span>On Thu, Sep 3, 2015 at 5:11 PM, Russell Wallace via llvm-dev <span dir="ltr"><<a href="mailto:llvm-dev@lists.llvm.org" target="_blank">llvm-dev@lists.llvm.org</a>></span> wrote:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span><div dir="ltr">What's the current state of affairs regarding lld on Windows - how much of it is supposed to work? The documentation at <a href="http://lld.llvm.org/windows_support.html" target="_blank">http://lld.llvm.org/windows_support.html</a> suggests it should pretty much work provided you don't need exceptions or debug info (though that documentation seems to be from last year), but when I tried it on a 'hello world' C program, it gave error messages; is it the case that lld is not yet expected to work on Windows, or that it should and I'm probably getting a command wrong, or something else?<br></div>
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