[LLVMbugs] [Bug 21052] New: Attempt to eliminate redundant loads whose addresses are dependent on the result of a select instruction.

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Wed Sep 24 03:09:33 PDT 2014


http://llvm.org/bugs/show_bug.cgi?id=21052

            Bug ID: 21052
           Summary: Attempt to eliminate redundant loads whose addresses
                    are dependent on the result of a select instruction.
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: t.scheller at samsung.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

while (i < e) {
    if (agg[i+1]->field < agg[i]->field)
      ++i;
    if (agg[i]->field > agg[j]->field)
      break;
    ...
    ...
  }

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