[LLVMbugs] [Bug 18247] New: 3.4: memchr(NULL, '=', 0) is defined as =

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri Dec 13 22:03:42 PST 2013


            Bug ID: 18247
           Summary: 3.4: memchr(NULL, '=', 0) is defined as =
           Product: clang
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Static Analyzer
          Assignee: kremenek at apple.com
          Reporter: shawnlandden at gmail.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

the static analyzer complains as such:

memchr_null.c:3:2: warning: Null pointer passed as an argument to a 'nonnull'
        memchr(NULL, '=', 0);

it should not complain when size == 0

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