ART: Fix some -Wpedantic errors

Remove extra semicolons.

Dollar signs in C++ identifiers are an extension.

Named variadic macros are an extension.

Binary literals are a C++14 feature.

Enum re-declarations are not allowed.

Overflow.

Change-Id: I7d16b2217b2ef2959ca69de84eaecc754517714a
diff --git a/compiler/utils/arm/assembler_arm32.cc b/compiler/utils/arm/assembler_arm32.cc
index 267bba8..6af69c8 100644
--- a/compiler/utils/arm/assembler_arm32.cc
+++ b/compiler/utils/arm/assembler_arm32.cc
@@ -955,11 +955,11 @@
   if (dbl) {
     // Encoded as D:Vd.
     D = (reg >> 4) & 1;
-    Vd = reg & 0b1111;
+    Vd = reg & 15U /* 0b1111 */;
   } else {
     // Encoded as Vd:D.
     D = reg & 1;
-    Vd = (reg >> 1) & 0b1111;
+    Vd = (reg >> 1) & 15U /* 0b1111 */;
   }
   int32_t encoding = B27 | B26 | B21 | B19 | B18 | B16 |
                     B11 | B9 |