https://bugs.llvm.org/show_bug.cgi?id=34738
Bug ID: 34738
Summary: Memory sanitizer false positive when calling statx
Product: clang
Version: 5.0
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: l...@bobbyperu.info
CC: llvm-bugs@lists.llvm.org
statx() is a new syscall, you'll need Linux 4.11 at least
See attached testcase
$ clang -fsanitize=memory a.cpp
$ ./a.out
==29565==WARNING: MemorySanitizer: use-of-uninitialized-value
#0 0x55a58b5b7775 in main (/data/secured/home/serj/a.out+0x93775)
#1 0x7fa5e39a3f69 in __libc_start_main (/usr/lib/libc.so.6+0x20f69)
#2 0x55a58b53e369 in _start (/data/secured/home/serj/a.out+0x1a369)
SUMMARY: MemorySanitizer: use-of-uninitialized-value
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