[LLVMbugs] [Bug 2087] New: gvn aborts in testcase with sret

bugzilla-daemon at cs.uiuc.edu bugzilla-daemon at cs.uiuc.edu
Fri Feb 22 16:42:02 PST 2008


           Summary: gvn aborts in testcase with sret
           Product: libraries
           Version: trunk
          Platform: Macintosh
        OS/Version: MacOS X
            Status: NEW
          Keywords: compile-fail
          Severity: normal
          Priority: P2
         Component: Scalar Optimizations
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: gohman at apple.com
                CC: llvmbugs at cs.uiuc.edu

Created an attachment (id=1451)
 --> (http://llvm.org/bugs/attachment.cgi?id=1451)
bugpoint-reduced testcase from 252.eon

Running opt -gvn on the attached testcase aborts:

Instruction does not dominate all uses!
        %tmp1.i = getelementptr %struct.ggFrame3* %agg.result, i32 0, i32 1    
        ; <%struct.ggONB3*> [#uses=2]
        call void @_ZN12ggQuaternion7getONB3Ev( %struct.ggONB3* noalias sret 
%tmp1.i, %struct.ggQuaternion* %qresult ) nounwind 
Broken module found, compilation aborted!

This is a bugpoint-reduced testcase from 252.eon.

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