[Arm64] Enable FEATURE_TAILCALL_OPT

Commit migrated from https://github.com/dotnet/coreclr/commit/08a3547dd4eab57e58f82db2ad283bec60fc00b7

diff --git a/src/coreclr/src/jit/target.h b/src/coreclr/src/jit/target.h
index f62d905..637fa45 100644 (file)
--- a/src/coreclr/src/jit/target.h
+++ b/src/coreclr/src/jit/target.h
@@ -1520,7 +1520,7 @@ typedef unsigned short regPairNoSmall; // arm: need 12 bits
   #define FEATURE_STRUCTPROMOTE    1       // JIT Optimization to promote fields of structs into registers
   #define FEATURE_MULTIREG_STRUCT_PROMOTE 1  // True when we want to promote fields of a multireg struct into registers
   #define FEATURE_FASTTAILCALL     1       // Tail calls made as epilog+jmp
-  #define FEATURE_TAILCALL_OPT     0       // opportunistic Tail calls (i.e. without ".tail" prefix) made as fast tail calls.
+  #define FEATURE_TAILCALL_OPT     1       // opportunistic Tail calls (i.e. without ".tail" prefix) made as fast tail calls.
   #define FEATURE_SET_FLAGS        1       // Set to true to force the JIT to mark the trees with GTF_SET_FLAGS when the flags need to be set
   #define FEATURE_MULTIREG_ARGS_OR_RET  1  // Support for passing and/or returning single values in more than one register  
   #define FEATURE_MULTIREG_ARGS         1  // Support for passing a single argument in more than one register