[LLVMbugs] [Bug 10611] New: cortex-m3: cannot select sign_extend_inreg

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=10611

           Summary: cortex-m3: cannot select sign_extend_inreg
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: ARM
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: bagel99 at gmail.com
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=7037)
 --> (http://llvm.org/bugs/attachment.cgi?id=7037)
test case

llvm-as -o - bug-signext.ll |
opt -std-compile-opts -disable-inlining -o - | 
llc -march=thumb -mcpu=cortex-m3 -mattr=+thumb2

Doesn't fail if opt is not used.

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