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[fuzzer] document the -tokens flag. Also change the diagnostic output

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233842 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany
2015-04-01 21:33:20 +00:00
parent a8d688454d
commit 01055ec7e3
2 changed files with 29 additions and 4 deletions
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11
lib/Fuzzer/FuzzerUtil.cpp
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@ -19,15 +19,18 @@
namespace fuzzer {
void Print(const Unit &v, const char *PrintAfter) {
std::cerr << v.size() << ": ";
for (auto x : v)
std::cerr << (unsigned) x << " ";
std::cerr << "0x" << std::hex << (unsigned) x << std::dec << ",";
std::cerr << PrintAfter;
}
void PrintASCII(const Unit &U, const char *PrintAfter) {
for (auto X : U)
std::cerr << (char)((isascii(X) && X >= ' ') ? X : '?');
for (auto X : U) {
if (isprint(X))
std::cerr << X;
else
std::cerr << "\\x" << std::hex << (int)(unsigned)X << std::dec;
}
std::cerr << PrintAfter;
}