[LLVMbugs] [Bug 20828] New: Regression(216776:216812): Assertion failed: MRI->getVRegDef(reg) && "Register use before def!", file llvm\lib\CodeGen\LiveVariables.cpp, line 133

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=20828

            Bug ID: 20828
           Summary: Regression(216776:216812): Assertion failed:
                    MRI->getVRegDef(reg) && "Register use before def!",
                    file llvm\lib\CodeGen\LiveVariables.cpp, line 133
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Common Code Generator Code
          Assignee: unassignedbugs at nondot.org
          Reporter: nicolasweber at gmx.de
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

This appeared on our bot here:
http://build.chromium.org/p/chromium.fyi/builders/Cr%20Win%20Clang/builds/166/steps/compile/logs/stdio

Will post more details tomorrow.

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