From 0d2931f1cbc85cb78e2f3760535c9c9102d84033 Mon Sep 17 00:00:00 2001
From: Nick Lewycky <nicholas@mxc.ca>
Date: Sat, 28 Feb 2015 19:43:20 +0000
Subject: [PATCH] Revert r230812. Do not break builds for no reason.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230862 91177308-0d34-0410-b5e6-96231b3b80d8
---
 autoconf/configure.ac | 5 -----
 configure             | 6 ------
 2 files changed, 11 deletions(-)

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 807de55903603..e0bc78310c901 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -73,11 +73,6 @@ if test ${srcdir} != "." ; then
   fi
 fi
 
-dnl Quit if it is an in-source build
-if test ${srcdir} == "." ; then
-  AC_MSG_ERROR([In-source builds are discouraged. Configure from a separate build directory.])
-fi
-
 dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS,
 dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc).
 : ${CFLAGS=}
diff --git a/configure b/configure
index 29437550f0d2f..cac9bf6533af0 100755
--- a/configure
+++ b/configure
@@ -1999,12 +1999,6 @@ echo "$as_me: error: Already configured in ${srcdir}" >&2;}
   fi
 fi
 
-if test ${srcdir} == "." ; then
-  { { echo "$as_me:$LINENO: error: In-source builds are discouraged. Configure from a separate build directory." >&5
-echo "$as_me: error: In-source builds are discouraged. Configure from a separate build directory." >&2;}
-   { (exit 1); exit 1; }; }
-fi
-
 : ${CFLAGS=}
 : ${CXXFLAGS=}