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Non-Linux linkers require a fallback implementation for when coverage is not enabled. The fallbacks are marked weak to have lower precedence than built-in implementations when available, removing ambiguity from the linker.
22 lines
762 B
C++
22 lines
762 B
C++
// Copyright (c) 2025-present The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <test/util/coverage.h>
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#if defined(__clang__)
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extern "C" __attribute__((weak)) void __llvm_profile_reset_counters(void);
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extern "C" __attribute__((weak)) void __gcov_reset(void);
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// Fallback implementations
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extern "C" __attribute__((weak)) void __llvm_profile_reset_counters(void) {}
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extern "C" __attribute__((weak)) void __gcov_reset(void) {}
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void ResetCoverageCounters() {
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// These will call the real ones if available, or our dummies if not
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__llvm_profile_reset_counters();
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__gcov_reset();
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}
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#else
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void ResetCoverageCounters() {}
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#endif
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