<div dir="ltr">There were failures in "make check", the asan buildbot picked it up.</div><br><div class="gmail_quote"><div dir="ltr">On Mon, Sep 24, 2018 at 7:43 PM David Blaikie <<a href="mailto:dblaikie@gmail.com">dblaikie@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Does this fail on existing running/checked in tests with asan? (or only on some other workload)</div><br><div class="gmail_quote"><div dir="ltr">On Sun, Sep 23, 2018 at 11:44 AM Benjamin Kramer via llvm-commits <<a href="mailto:llvm-commits@lists.llvm.org" target="_blank">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: d0k<br>
Date: Sun Sep 23 11:43:28 2018<br>
New Revision: 342845<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=342845&view=rev" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=342845&view=rev</a><br>
Log:<br>
[Aarch64] Fix memcpy that was copying 4x too many bytes<br>
<br>
Found by asan.<br>
<br>
Modified:<br>
    llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp<br>
<br>
Modified: llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp?rev=342845&r1=342844&r2=342845&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp?rev=342845&r1=342844&r2=342845&view=diff</a><br>
==============================================================================<br>
--- llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp (original)<br>
+++ llvm/trunk/lib/Target/AArch64/AArch64RegisterInfo.cpp Sun Sep 23 11:43:28 2018<br>
@@ -143,7 +143,7 @@ void AArch64RegisterInfo::UpdateCustomCa<br>
                                                  const uint32_t **Mask) const {<br>
   uint32_t *UpdatedMask = MF.allocateRegMask();<br>
   unsigned RegMaskSize = MachineOperand::getRegMaskSize(getNumRegs());<br>
-  memcpy(UpdatedMask, *Mask, sizeof(Mask[0]) * RegMaskSize);<br>
+  memcpy(UpdatedMask, *Mask, sizeof(UpdatedMask[0]) * RegMaskSize);<br>
<br>
   for (size_t i = 0; i < AArch64::GPR64commonRegClass.getNumRegs(); ++i) {<br>
     if (MF.getSubtarget<AArch64Subtarget>().isXRegCustomCalleeSaved(i)) {<br>
<br>
<br>
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</blockquote></div>
</blockquote></div>