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[scudo] Disable memory tagging on arm64_32

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arm64_32 is an ILP32 platform

Differential Revision: https://reviews.llvm.org/D124135
This commit is contained in:
Dominic Chen
2022-04-20 17:33:25 -07:00
parent a0d40a579a
commit fcbca197f2
1 changed files with 3 additions and 2 deletions
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5
compiler-rt/lib/scudo/standalone/memtag.h
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@@ -18,7 +18,8 @@
namespace scudo {
#if (__clang_major__ >= 12 && defined(__aarch64__)) || defined(SCUDO_FUZZ)
#if (__clang_major__ >= 12 && defined(__aarch64__) && !defined(__ILP32__)) || \
defined(SCUDO_FUZZ)
// We assume that Top-Byte Ignore is enabled if the architecture supports memory
// tagging. Not all operating systems enable TBI, so we only claim architectural
@@ -57,7 +58,7 @@ inline NORETURN uint8_t extractTag(uptr Ptr) {
#endif
#if __clang_major__ >= 12 && defined(__aarch64__)
#if __clang_major__ >= 12 && defined(__aarch64__) && !defined(__ILP32__)
#if SCUDO_LINUX