[clang][RISCV] __riscv_v_intrinsic macro doesn't need zve32x (#117356)

This macro is used to check if compiler supports RVV intrinsics, so it
should be defined no matter vector is enabled or not.
Resolved riscv-non-isa/rvv-intrinsic-doc#376

clang/lib/Basic/Targets/RISCV.cpp

@@ -216,11 +216,11 @@ void RISCVTargetInfo::getTargetDefines(const LangOptions &Opts,
   if (ISAInfo->hasExtension("c"))
     Builder.defineMacro("__riscv_compressed");
 
-  if (ISAInfo->hasExtension("zve32x")) {
+  if (ISAInfo->hasExtension("zve32x"))
     Builder.defineMacro("__riscv_vector");
-    // Currently we support the v1.0 RISC-V V intrinsics.
-    Builder.defineMacro("__riscv_v_intrinsic", Twine(getVersionValue(1, 0)));
-  }
+
+  // Currently we support the v1.0 RISC-V V intrinsics.
+  Builder.defineMacro("__riscv_v_intrinsic", Twine(getVersionValue(1, 0)));
 
   auto VScale = getVScaleRange(Opts);
   if (VScale && VScale->first && VScale->first == VScale->second)