[LLVMbugs] [Bug 8887] New: [deadargelim] should be reworked as a CGSCC pass

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=8887

           Summary: [deadargelim] should be reworked as a CGSCC pass
           Product: libraries
           Version: 1.0
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Interprocedural Optimizations
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: clattner at apple.com
                CC: llvmbugs at cs.uiuc.edu


The DeadArgElim is an old-school Module pass.  It should be reworked to be a
CGSCC pass, which would allow it to benefit from things like "iterate after
devirtualization" as well as making it more powerful since it will benefit from
things done by the scalar optimizer.

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