From fe37e55f9883b97e672610c6464d92b9b4698db5 Mon Sep 17 00:00:00 2001
From: Zhen Cao <zhen.cao@autodesk.com>
Date: Fri, 17 Nov 2017 21:59:43 +0000
Subject: [PATCH] =?UTF-8?q?[MC]=20Fix=20regression=20tests=20on=20Windows?=
 =?UTF-8?q?=20when=20git=20=E2=80=9Ccore.autocrlf=E2=80=9D=20is=20set=20to?=
 =?UTF-8?q?=20true.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Differential Revision: https://reviews.llvm.org/D39737

This is the second attempt to commit this. The test was broken on Linux in the first attempt.

llvm-svn: 318560
---
 .gitattributes                             |  12 ++++++++++++
 docs/GettingStartedVS.rst                  |   5 +++++
 lib/MC/MCParser/AsmLexer.cpp               |   2 ++
 test/MC/AsmParser/preserve-comments-crlf.s | Bin 0 -> 312 bytes
 4 files changed, 19 insertions(+)
 create mode 100644 .gitattributes
 create mode 100644 test/MC/AsmParser/preserve-comments-crlf.s

diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000000..e7d6fd6d93d
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,12 @@
+# binary files
+test/Object/Inputs/*.a-* binary
+test/tools/dsymutil/Inputs/* binary
+test/tools/llvm-ar/Inputs/*.lib binary
+test/tools/llvm-objdump/Inputs/*.a binary
+test/tools/llvm-rc/Inputs/* binary
+test/tools/llvm-strings/Inputs/numbers binary
+test/MC/AsmParser/incbin_abcd binary
+test/YAMLParser/spec-09-02.test binary
+
+# Windows line ending test
+test/MC/AsmParser/preserve-comments-crlf.s text eol=crlf
diff --git a/docs/GettingStartedVS.rst b/docs/GettingStartedVS.rst
index 50f7aa123c5..a4ff2b822fc 100644
--- a/docs/GettingStartedVS.rst
+++ b/docs/GettingStartedVS.rst
@@ -76,6 +76,11 @@ Here's the short story for getting up and running quickly with LLVM:
 
    * With anonymous Subversion access:
 
+     *Note:* some regression tests require Unix-style line ending (``\n``). To
+     pass all regression tests, please add two lines *enable-auto-props = yes*
+     and *\* = svn:mime-type=application/octet-stream* to
+     ``C:\Users\<username>\AppData\Roaming\Subversion\config``.
+
       1. ``cd <where-you-want-llvm-to-live>``
       2. ``svn co http://llvm.org/svn/llvm-project/llvm/trunk llvm``
       3. ``cd llvm``
diff --git a/lib/MC/MCParser/AsmLexer.cpp b/lib/MC/MCParser/AsmLexer.cpp
index b83b6d3dcf6..74835fd70c0 100644
--- a/lib/MC/MCParser/AsmLexer.cpp
+++ b/lib/MC/MCParser/AsmLexer.cpp
@@ -210,6 +210,8 @@ AsmToken AsmLexer::LexLineComment() {
   int CurChar = getNextChar();
   while (CurChar != '\n' && CurChar != '\r' && CurChar != EOF)
     CurChar = getNextChar();
+  if (CurChar == '\r' && CurPtr != CurBuf.end() && *CurPtr == '\n')
+    ++CurPtr;
 
   // If we have a CommentConsumer, notify it about the comment.
   if (CommentConsumer) {
diff --git a/test/MC/AsmParser/preserve-comments-crlf.s b/test/MC/AsmParser/preserve-comments-crlf.s
new file mode 100644
index 0000000000000000000000000000000000000000..90a71ea798426b4bf7cdbf9b12570f334fbf3384
GIT binary patch
literal 312
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literal 0
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