Add support for armv7ve flag in clang (PR31358).

This is a followup change to add v7ve support to clang for gcc
compatibility. Please see r294661.

Patch by Manoj Gupta.

Differential Revision: https://reviews.llvm.org/D29773

llvm-svn: 294662
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index a288a35..f03e7e1 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -5063,6 +5063,8 @@
       return "7M";
     case llvm::ARM::AK_ARMV7EM:
       return "7EM";
+    case llvm::ARM::AK_ARMV7VE:
+      return "7VE";
     case llvm::ARM::AK_ARMV8A:
       return "8A";
     case llvm::ARM::AK_ARMV8_1A: