Rename -Wjump-bypasses-init to -Wjump-misses-init

This matches the GCC diagnostic name which covers the same
functionality.

Author: AaronBallman

clang/docs/ReleaseNotes.rst

@@ -205,7 +205,7 @@ C Language Changes
   ``-Wunterminated-string-initialization``. However, this diagnostic is not
   silenced by the ``nonstring`` attribute as these initializations are always
   incompatible with C++.
-- Added ``-Wjump-bypasses-init``, which is off by default and grouped under
+- Added ``-Wjump-misses-init``, which is off by default and grouped under
   ``-Wc++-compat``. It diagnoses when a jump (``goto`` to its label, ``switch``
   to its ``case``) will bypass the initialization of a local variable, which is
   invalid in C++.

clang/include/clang/Basic/DiagnosticGroups.td

@@ -177,7 +177,7 @@ def DefaultConstInit : DiagGroup<"default-const-init",
 def ImplicitVoidPtrCast : DiagGroup<"implicit-void-ptr-cast">;
 def ImplicitIntToEnumCast : DiagGroup<"implicit-int-enum-cast",
                                       [ImplicitEnumEnumCast]>;
-def JumpBypassesInit : DiagGroup<"jump-bypasses-init">;
+def JumpBypassesInit : DiagGroup<"jump-misses-init">;
 def TentativeDefnCompat : DiagGroup<"tentative-definition-compat">;
 def CXXCompat: DiagGroup<"c++-compat", [ImplicitVoidPtrCast, DefaultConstInit,
                                         ImplicitIntToEnumCast, HiddenCppDecl,

clang/test/Sema/warn-jump-bypasses-init.c

@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify=c,both -Wjump-bypasses-init %s
+// RUN: %clang_cc1 -fsyntax-only -verify=c,both -Wjump-misses-init %s
 // RUN: %clang_cc1 -fsyntax-only -verify=c,both -Wc++-compat %s
 // RUN: %clang_cc1 -fsyntax-only -verify=good %s
 // RUN: %clang_cc1 -fsyntax-only -verify=cxx,both -x c++ %s