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refactor: Avoid GCC false positive error

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This avoids an overly agressive GCC false positive warning:

error: ‘tmp’ may be used uninitialized [-Werror=maybe-uninitialized]
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MarcoFalke 2025-01-17 17:49:55 +01:00
parent fa40807fa8
commit fa8ade300f
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1 changed files with 4 additions and 3 deletions
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7
src/test/fuzz/float.cpp
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@ -1,4 +1,4 @@
// Copyright (c) 2020-2021 The Bitcoin Core developers // Copyright (c) 2020-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
@ -11,6 +11,7 @@
#include <cassert> #include <cassert>
#include <cmath> #include <cmath>
#include <limits> #include <limits>
#include <optional>
FUZZ_TARGET(float) FUZZ_TARGET(float)
{ {
@ -18,7 +19,7 @@ FUZZ_TARGET(float)
{ {
const double d{[&] { const double d{[&] {
double tmp; std::optional<double> tmp;
CallOneOf( CallOneOf(
fuzzed_data_provider, fuzzed_data_provider,
// an actual number // an actual number
@ -42,7 +43,7 @@ FUZZ_TARGET(float)
}); }, }); },
// Anything from raw memory (also checks that DecodeDouble doesn't crash on any input) // Anything from raw memory (also checks that DecodeDouble doesn't crash on any input)
[&] { tmp = DecodeDouble(fuzzed_data_provider.ConsumeIntegral<uint64_t>()); }); [&] { tmp = DecodeDouble(fuzzed_data_provider.ConsumeIntegral<uint64_t>()); });
return tmp; return *tmp;
}()}; }()};
(void)memusage::DynamicUsage(d); (void)memusage::DynamicUsage(d);