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

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Tue Jan 10 17:13:48 PST 2012


             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: unassignedclangbugs at nondot.org
        ReportedBy: rafael.espindola at gmail.com
                CC: llvmbugs at cs.uiuc.edu
    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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