[LLVMbugs] [Bug 3342] New: Distinguish pointer incompatibilities where only sign differs from other incompatibilities

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=3342

           Summary: Distinguish pointer incompatibilities where only sign
                    differs from other incompatibilities
           Product: clang
           Version: unspecified
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: Semantic Analyzer
        AssignedTo: unassignedclangbugs at nondot.org
        ReportedBy: danchr at gmail.com
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=2397)
 --> (http://llvm.org/bugs/attachment.cgi?id=2397)
First attempt…

Lots of legacy code happily compares loads of pointers of incompatible signs.
The attached patch is a rough stab at implementing the -Wno-pointer-sign flag
that GCC has for suppressing these.


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