[llvm-bugs] [Bug 35688] New: PowerPC backend crashes when printing assembly

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Dec 18 10:56:27 PST 2017


            Bug ID: 35688
           Summary: PowerPC backend crashes when printing assembly
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: PowerPC
          Assignee: unassignedbugs at nondot.org
          Reporter: benny.kra at gmail.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 19573
  --> https://bugs.llvm.org/attachment.cgi?id=19573&action=edit
test case

This looks like fallout from r320791.

$ llc < bugpoint-reduced-simplified.bc
llc: lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp:328: void
llvm::PPCInstPrinter::printU6ImmOperand(const llvm::MCInst *, unsigned int,
llvm::raw_ostream &): Assertion `Value <= 63 && "Invalid u6imm argument!"'

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