Revert r129235 pending a vetting of the EH rewrite.

--- Reverse-merging r129235 into '.':
D    test/Feature/bb_attrs.ll
U    include/llvm/BasicBlock.h
U    include/llvm/Bitcode/LLVMBitCodes.h
U    lib/VMCore/AsmWriter.cpp
U    lib/VMCore/BasicBlock.cpp
U    lib/AsmParser/LLParser.cpp
U    lib/AsmParser/LLLexer.cpp
U    lib/AsmParser/LLToken.h
U    lib/Bitcode/Reader/BitcodeReader.cpp
U    lib/Bitcode/Writer/BitcodeWriter.cpp



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129259 91177308-0d34-0410-b5e6-96231b3b80d8

test/Feature/bb_attrs.ll

@@ -1,29 +0,0 @@
-; RUN: llvm-as < %s | llvm-dis > %t1.ll
-; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
-; RUN: diff %t1.ll %t2.ll
-
-; Test for basic block attributes.
-
-define i32 @f1(i32 %a) {
-entry:
-  %cmp = icmp slt i32 %a, 37
-  br i1 %cmp, label %bb, label %lpad
-
-bb:
-  ret i32 37
-
-lpad: landingpad
-  ret i32 927
-}
-
-define i32 @f2(i32 %a) {
-; entry : 0
-  %1 = icmp slt i32 %a, 37
-  br i1 %1, label %2, label %3
-
-; bb : 2
-  ret i32 37
-
-landingpad ; bb : 3
-  ret i32 927
-}