[PATCH] D49404: [libFuzzer] Avoid std::cout in SimpleTest.
Matt Morehouse via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jul 16 15:43:58 PDT 2018
morehouse created this revision.
morehouse added a reviewer: kcc.
When linked with libc++, std::cout can cause MSan false positives.
https://reviews.llvm.org/D49404
Files:
compiler-rt/test/fuzzer/SimpleTest.cpp
Index: compiler-rt/test/fuzzer/SimpleTest.cpp
===================================================================
--- compiler-rt/test/fuzzer/SimpleTest.cpp
+++ compiler-rt/test/fuzzer/SimpleTest.cpp
@@ -3,11 +3,9 @@
// Simple test for a fuzzer. The fuzzer must find the string "Hi!".
#include <assert.h>
-#include <cstddef>
#include <cstdint>
+#include <cstdio>
#include <cstdlib>
-#include <iostream>
-#include <ostream>
static volatile int Sink;
@@ -18,7 +16,8 @@
if (Size > 1 && Data[1] == 'i') {
Sink = 2;
if (Size > 2 && Data[2] == '!') {
- std::cout << "BINGO; Found the target, exiting\n" << std::flush;
+ printf("BINGO; Found the target, exiting\n");
+ fflush(stdout);
exit(0);
}
}
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