From 5b2eaa1170aa135450a1180a525bf1ed7c34eb3a Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Fri, 1 Mar 2019 01:03:54 +0000
Subject: [PATCH] commit 66ac9466852d11e968f8fd2ad6ffc7386cee49e1     gotest:
 avoid using echo inside $()

    The handling of newlines is not portable between bash and ksh.

    Reviewed-on: https://go-review.googlesource.com/c/164597

From-SVN: r269298
---
 gcc/go/gofrontend/MERGE |  2 +-
 libgo/testsuite/gotest  | 14 +++++++++-----
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index e997df8f36f..b5e9eedb2b6 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-08f1c400ec95d70a5cf5a08b1600fa5445e42361
+66ac9466852d11e968f8fd2ad6ffc7386cee49e1
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/testsuite/gotest b/libgo/testsuite/gotest
index 06000eae60e..c9c14652c76 100755
--- a/libgo/testsuite/gotest
+++ b/libgo/testsuite/gotest
@@ -619,21 +619,25 @@ symtogo() {
 		    # Turn pairs of spaces into " \x20", because $() will
 		    # drop duplicate spaces.
 		    # Drop trailing spaces, and turn newlines into \n.
-		    output="$(sed '1 s/\([Uu]nordered \)\?[Oo]utput:[ 	]*//' < example.txt |
+		    # Remove leading and trailing \n.
+		    sed '1 s/\([Uu]nordered \)\?[Oo]utput:[ 	]*//' < example.txt |
 				 sed -e 's/\\/\\\\/g' \
 				     -e 's/"/\\"/g' \
 				     -e 's/	/\\t/g' \
 				     -e 's/  / \\x20/g' \
 				     -e 's/[ 	]*$/\\n/g' |
-				 tr -d '\n')"
-		    # Remove leading and trailing \n.
-		    output="$(echo "$output" | sed -e 's/^\(\\n\)*//' -e 's/\(\\n\)*$//')"
+				 tr -d '\n' |
+				 sed -e 's/^\(\\n\)*//' \
+				     -e 's/\(\\n\)*$//' > example2.txt
 		    hasoutput=true
 		    rm -f example.txt
 		    break
 		done
 		if test x$hasoutput = xtrue; then
-		    echo '	{"'$n'", '$j', "'"$output"'", '$unordered'},'
+		    echo '	{"'$n'", '$j','
+		    sed -e 's/^/		"/' -e 's/$/", /' < example2.txt
+		    echo $unordered'},'
+		    rm -f example2.txt
 		fi
 	done
 	echo '}'