From e3764789419b08270be06b4729b258061314972b Mon Sep 17 00:00:00 2001
From: Evgeniy Stepanov <eugeni.stepanov@gmail.com>
Date: Wed, 27 Jan 2016 21:53:08 +0000
Subject: [PATCH] Tweak unnamed label syntax in textual IR for easier matching
 in tests.

Change the unnamed label comments like
  ; <label>:8  ; preds = %1
to
  ; <label>:8:  ; preds = %1

This way lit tests can match [[LABEL]]: in both asserts and no-asserts builds.

llvm-svn: 258993
---
 lib/IR/AsmWriter.cpp                               | 2 +-
 test/Transforms/SimplifyCFG/merge-cond-stores-2.ll | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/IR/AsmWriter.cpp b/lib/IR/AsmWriter.cpp
index 758a92b75e4..44661940c4f 100644
--- a/lib/IR/AsmWriter.cpp
+++ b/lib/IR/AsmWriter.cpp
@@ -2676,7 +2676,7 @@ void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
     Out << "\n; <label>:";
     int Slot = Machine.getLocalSlot(BB);
     if (Slot != -1)
-      Out << Slot;
+      Out << Slot << ":";
     else
       Out << "<badref>";
   }
diff --git a/test/Transforms/SimplifyCFG/merge-cond-stores-2.ll b/test/Transforms/SimplifyCFG/merge-cond-stores-2.ll
index fe498b5334e..3d69d25f6c6 100644
--- a/test/Transforms/SimplifyCFG/merge-cond-stores-2.ll
+++ b/test/Transforms/SimplifyCFG/merge-cond-stores-2.ll
@@ -27,10 +27,10 @@ target triple = "armv7--linux-gnueabihf"
 ; CHECK: select
 ; CHECK-NOT: select
 ; CHECK: br i1 {{.*}}, label %[[L:.*]], label %[[R:.*]]
-; CHECK: [[L]] ; preds = 
+; CHECK: [[L]]: ; preds =
 ; CHECK-NEXT: store
 ; CHECK-NEXT: br label %[[R]]
-; CHECK: [[R]] ; preds = 
+; CHECK: [[R]]: ; preds =
 ; CHECK-NEXT: ret i32 0
 
 define i32 @f(i32* %b) {