[PATCH] D155715: [clang][analyzer] Improve StdCLibraryFunctions socket send/recv functions.

[Balázs Kéri via Phabricator via cfe-commits]

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The modeling of send, recv, sendmsg, recvmsg, sendto, recvfrom is changed:
These functions do return 0, except is the message length is 0.
(In sendmsg, recvmsg the length is not checkable but it is more likely
that a message with 0 length is invalid for these functions.)


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D155715

Files:
  clang/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
  clang/test/Analysis/std-c-library-functions-POSIX.c

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