[LLVMbugs] [Bug 16268] New: R600 test texture-input-merge.ll test attempts to increment a singular iterator

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=16268

            Bug ID: 16268
           Summary: R600 test texture-input-merge.ll test attempts to
                    increment a singular iterator
           Product: new-bugs
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: baldrick at free.fr
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

Detected by "expensive checks".  LLVM configured with --enable-optimized
--enable-assertions --enable-expensive-checks --enable-debug-symbols

$ ./Release+Debug+Asserts+Checks/bin/llc <
../llvm/test/CodeGen/R600/texture-input-merge.ll -march=r600 -mcpu=redwood
/usr/include/c++/4.7/debug/safe_iterator.h:292:error: attempt to increment 
    a singular iterator.

Objects involved in the operation:
iterator "this" @ 0x0x7fffda29b390 {
type =
N11__gnu_debug14_Safe_iteratorIN9__gnu_cxx17__normal_iteratorIPjNSt9__cxx19986vectorIjSaIjEEEEENSt7__debug6vectorIjS6_EEEE
(mutable iterator);
  state = singular;
  references sequence with type `NSt7__debug6vectorIjSaIjEEE' @
0x0x7fffda29b390
}
0  llc             0x000000000145d432 llvm::sys::PrintStackTrace(_IO_FILE*) +
34

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