[compiler-rt] [FMV][AArch64] Fix build after edb43192516a55165cc4c158eb4fd4b2d81a8fce (PR #162383)

[Jordan Rupprecht via llvm-commits]

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@@ -25,11 +25,16 @@ void CONSTRUCTOR_ATTRIBUTE __init_cpu_features(void) {
   if (__isExynos9810())
     return;
 
+  unsigned long hwcap = getauxval(AT_HWCAP);
+  unsigned long hwcap2 = getauxval(AT_HWCAP2);
+  unsigned long hwcap2 = getauxval(AT_HWCAP3);
+  unsigned long hwcap2 = getauxval(AT_HWCAP4);
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rupprecht wrote:

These are all hwcap2, should be hwcap3/4

https://github.com/llvm/llvm-project/pull/162383