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[lldb] Correct 32-bit build failure in StopInfoMachException.cpp #159523

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Merged
merged 1 commit into from
Sep 18, 2025
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[lldb] Correct 32-bit build failure in StopInfoMachException.cpp #159523

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4 changes: 2 additions & 2 deletions lldb/source/Plugins/Process/Utility/StopInfoMachException.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -78,7 +78,7 @@ static void DescribeAddressBriefly(Stream &strm, const Address &addr,
}

static constexpr uint8_t g_mte_tag_shift = 64 - 8;
static constexpr uintptr_t g_mte_tag_mask = (uintptr_t)0x0f << g_mte_tag_shift;
static constexpr addr_t g_mte_tag_mask = (addr_t)0x0f << g_mte_tag_shift;

bool StopInfoMachException::DetermineTagMismatch(ExecutionContext &exe_ctx) {
const bool IsBadAccess = m_value == 1; // EXC_BAD_ACCESS
Expand All @@ -97,7 +97,7 @@ bool StopInfoMachException::DetermineTagMismatch(ExecutionContext &exe_ctx) {
m_exc_code, bad_address);

const uint8_t tag = (bad_address & g_mte_tag_mask) >> g_mte_tag_shift;
const uint64_t canonical_addr = bad_address & ~g_mte_tag_mask;
const addr_t canonical_addr = bad_address & ~g_mte_tag_mask;
strm.Printf(
"Note: MTE tag mismatch detected: pointer tag=%d, address=0x%" PRIx64,
tag, canonical_addr);
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