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[GSan] Build device runtime without system headers #9951

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Merged
ThomasRaoux merged 1 commit into from
Apr 9, 2026
Merged

[GSan] Build device runtime without system headers #9951

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16 changes: 13 additions & 3 deletions python/triton/experimental/gsan/src/GSan.h
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Original file line number Diff line number Diff line change
@@ -1,14 +1,24 @@
#include <stddef.h>
#include <stdint.h>
#pragma once

#ifdef __CUDACC__
#if defined(__CUDA__) && defined(__clang__)
#define GSAN_DEVICE __attribute__((device))
#define GSAN_HOST_DEVICE __attribute__((host)) __attribute__((device))
#elif defined(__CUDACC__)
#define GSAN_DEVICE __device__
#define GSAN_HOST_DEVICE __host__ __device__
#else
#define GSAN_DEVICE
#define GSAN_HOST_DEVICE
#endif

namespace gsan {

using size_t = __SIZE_TYPE__;
using uint8_t = __UINT8_TYPE__;
using uint16_t = __UINT16_TYPE__;
using uint32_t = __UINT32_TYPE__;
using uintptr_t = __UINTPTR_TYPE__;

// Reserve 1 PiB, should be big enough for a while :)
static constexpr size_t kReserveSize = 1ull << 40;
static constexpr int kShadowMemGranularityBytes = 4;
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