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author | Alp Toker <alp@nuanti.com> | 2014-06-26 22:52:05 +0000 |
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committer | Alp Toker <alp@nuanti.com> | 2014-06-26 22:52:05 +0000 |
commit | e69170a11079504e1b20ec79296925f295dc01c0 (patch) | |
tree | 7c415eb6c14f0afb0e97e42d6ba2579dd897fb3a /llvm/utils/yaml-bench/YAMLBench.cpp | |
parent | 11c6f6165b76a42da7eaf4514e419be397d7fc44 (diff) | |
download | bcm5719-llvm-e69170a11079504e1b20ec79296925f295dc01c0.tar.gz bcm5719-llvm-e69170a11079504e1b20ec79296925f295dc01c0.zip |
Revert "Introduce a string_ostream string builder facilty"
Temporarily back out commits r211749, r211752 and r211754.
llvm-svn: 211814
Diffstat (limited to 'llvm/utils/yaml-bench/YAMLBench.cpp')
-rw-r--r-- | llvm/utils/yaml-bench/YAMLBench.cpp | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/llvm/utils/yaml-bench/YAMLBench.cpp b/llvm/utils/yaml-bench/YAMLBench.cpp index c3c7c152c2c..39b8f72ecc5 100644 --- a/llvm/utils/yaml-bench/YAMLBench.cpp +++ b/llvm/utils/yaml-bench/YAMLBench.cpp @@ -166,21 +166,23 @@ static void benchmark( llvm::TimerGroup &Group } static std::string createJSONText(size_t MemoryMB, unsigned ValueSize) { - llvm::string_ostream OS; - OS << "[\n"; + std::string JSONText; + llvm::raw_string_ostream Stream(JSONText); + Stream << "[\n"; size_t MemoryBytes = MemoryMB * 1024 * 1024; - while (OS.tell() < MemoryBytes) { - OS << " {\n" - << " \"key1\": \"" << std::string(ValueSize, '*') << "\",\n" - << " \"key2\": \"" << std::string(ValueSize, '*') << "\",\n" - << " \"key3\": \"" << std::string(ValueSize, '*') << "\"\n" - << " }"; - if (OS.tell() < MemoryBytes) - OS << ","; - OS << "\n"; + while (JSONText.size() < MemoryBytes) { + Stream << " {\n" + << " \"key1\": \"" << std::string(ValueSize, '*') << "\",\n" + << " \"key2\": \"" << std::string(ValueSize, '*') << "\",\n" + << " \"key3\": \"" << std::string(ValueSize, '*') << "\"\n" + << " }"; + Stream.flush(); + if (JSONText.size() < MemoryBytes) Stream << ","; + Stream << "\n"; } - OS << "]\n"; - return OS.str(); + Stream << "]\n"; + Stream.flush(); + return JSONText; } int main(int argc, char **argv) { |