[LLVMbugs] [Bug 11741] New: Missing "set but unused" warning

Tue, 10 Jan 2012 17:19:05 -0800 

http://llvm.org/bugs/show_bug.cgi?id=11741

             Bug #: 11741
           Summary: Missing "set but unused" warning
           Product: clang
           Version: unspecified
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Frontend
        AssignedTo: [email protected]
        ReportedBy: [email protected]
                CC: [email protected]
    Classification: Unclassified


Gcc warns on

void f(void) {
  int a;
  a = 1;
}

test.c: In function ‘f’:
test.c:2:7: warning: variable ‘a’ set but not used [-Wunused-but-set-variable]

We don't.

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