[libcxx-commits] [libcxx] 1ab64e4 - [libc++][NFC] Simplify string.bench.cpp a bit (#169791)
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Fri Nov 28 02:41:49 PST 2025
Author: Nikolas Klauser
Date: 2025-11-28T11:41:45+01:00
New Revision: 1ab64e4d5f4a09846c8ab31528a3719a953650f4
URL: https://github.com/llvm/llvm-project/commit/1ab64e4d5f4a09846c8ab31528a3719a953650f4
DIFF: https://github.com/llvm/llvm-project/commit/1ab64e4d5f4a09846c8ab31528a3719a953650f4.diff
LOG: [libc++][NFC] Simplify string.bench.cpp a bit (#169791)
This removes some dead code and simplifies an expression.
Added:
Modified:
libcxx/test/benchmarks/containers/string.bench.cpp
Removed:
################################################################################
diff --git a/libcxx/test/benchmarks/containers/string.bench.cpp b/libcxx/test/benchmarks/containers/string.bench.cpp
index 2484ec8fd955f..98216d22d0144 100644
--- a/libcxx/test/benchmarks/containers/string.bench.cpp
+++ b/libcxx/test/benchmarks/containers/string.bench.cpp
@@ -541,10 +541,7 @@ struct StringRead {
static bool skip() {
// Huge does not give us anything that Large doesn't have. Skip it.
- if (Length() == ::Length::Huge) {
- return true;
- }
- return false;
+ return Length() == ::Length::Huge;
}
std::string name() const { return "BM_StringRead" + Temperature::name() + Depth::name() + Length::name(); }
@@ -585,14 +582,6 @@ void sanityCheckGeneratedStrings() {
}
}
-// Some small codegen thunks to easily see generated code.
-bool StringEqString(const std::string& a, const std::string& b) { return a == b; }
-bool StringEqCStr(const std::string& a, const char* b) { return a == b; }
-bool CStrEqString(const char* a, const std::string& b) { return a == b; }
-bool StringEqCStrLiteralEmpty(const std::string& a) { return a == ""; }
-bool StringEqCStrLiteralSmall(const std::string& a) { return a == SmallStringLiteral; }
-bool StringEqCStrLiteralLarge(const std::string& a) { return a == LargeStringLiteral; }
-
int main(int argc, char** argv) {
benchmark::Initialize(&argc, argv);
if (benchmark::ReportUnrecognizedArguments(argc, argv))
@@ -615,16 +604,4 @@ int main(int argc, char** argv) {
makeCartesianProductBenchmark<StringRelationalLiteral, AllRelations, AllLengths, AllLengths, AllDiffTypes>();
makeCartesianProductBenchmark<StringRead, AllTemperatures, AllDepths, AllLengths>();
benchmark::RunSpecifiedBenchmarks();
-
- if (argc < 0) {
- // ODR-use the functions to force them being generated in the binary.
- auto functions = std::make_tuple(
- StringEqString,
- StringEqCStr,
- CStrEqString,
- StringEqCStrLiteralEmpty,
- StringEqCStrLiteralSmall,
- StringEqCStrLiteralLarge);
- printf("%p", &functions);
- }
}
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