From 42c8a2b5dd88dd922be63125fbc05aa73c75870b Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 16 Nov 2016 06:07:55 +0000
Subject: configure.in: compressed debug section option

* configure.in: make compressed debug section optional.
  [ruby-core:78121] [Bug #12934]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56812 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/configure.in b/configure.in
index fea39e2986..bdfed91135 100644
--- a/configure.in
+++ b/configure.in
@@ -888,6 +888,11 @@ for n in infinity nan; do
     fi
 done
 
+AC_ARG_WITH(compress-debug-sections,
+	AS_HELP_STRING([--with-compress-debug-sections=type],
+	    [enable debug section compression]),
+	[compress_debug_sections=$withval], [compress_debug_sections=])
+
 if test "$GCC" = yes; then
     # NaCl's glibc build generates undefined references to __memset_chk.
     # TODO(sbc): Remove this once NaCl's glibc is fixed.
@@ -917,11 +922,14 @@ if test "$GCC" = yes; then
 	RUBY_APPEND_OPTION(LDFLAGS, -fstack-protector)
     fi
 
-    RUBY_TRY_LDFLAGS(${linker_flag}--compress-debug-sections=zlib,
-		     [compress_debug_sections=yes],
+    AS_CASE("${compress_debug_sections:-zlib}",
+    [none|no], [], [
+    RUBY_TRY_LDFLAGS(${linker_flag}--compress-debug-sections=${compress_debug_sections:-zlib},
+		     [compress_debug_sections=${compress_debug_sections:-zlib}],
 		     [compress_debug_sections=no])
-    if test "x$compress_debug_sections" = xyes; then
-	RUBY_APPEND_OPTION(DLDFLAGS, ${linker_flag}--compress-debug-sections=zlib)
+    ])
+    if test "x$compress_debug_sections" != xno; then
+	RUBY_APPEND_OPTION(DLDFLAGS, ${linker_flag}--compress-debug-sections=$compress_debug_sections)
     fi
 
     AS_CASE(["$target_os"],[mingw*], [
-- 
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