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-rw-r--r--clang/lib/Basic/Targets.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 02baa1fe629..56068b7d364 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -3829,6 +3829,9 @@ public:
// when Neon instructions are actually available.
if ((FPU & NeonFPU) && !SoftFloat && IsARMv7)
Builder.defineMacro("__ARM_NEON__");
+
+ if (CPUArch.startswith("8"))
+ Builder.defineMacro("__ARM_FEATURE_CRC32");
}
virtual void getTargetBuiltins(const Builtin::Info *&Records,
unsigned &NumRecords) const {
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