From ae265e3498531246e7d8cfbaeccfeb573dffc8fa Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Fri, 23 Sep 2016 11:59:58 +0300
Subject: [PATCH] The visibility attribute disabling in the commit af6c17324584
 had not resovled the issue.  So now it is enabled and the aligment attribute
 has been disabled instead for Linux/PPC64.

---
 nxt/auto/clang  | 13 +++++++++++++
 nxt/nxt_clang.h | 18 ++++++++++++------
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/nxt/auto/clang b/nxt/auto/clang
index 12298148..c041e191 100644
--- a/nxt/auto/clang
+++ b/nxt/auto/clang
@@ -202,6 +202,19 @@ nxt_feature_test="int main() {
 . ${NXT_AUTO}feature
 
 
+nxt_feature="GCC __attribute__ visibility"
+nxt_feature_name=NXT_HAVE_GCC_ATTRIBUTE_VISIBILITY
+nxt_feature_run=
+nxt_feature_path=
+nxt_feature_libs=
+nxt_feature_test="int n __attribute__ ((visibility(\"default\")));
+
+                  int main() {
+                      return 1;
+                  }"
+. ${NXT_AUTO}feature
+
+
 nxt_feature="GCC __attribute__ aligned"
 nxt_feature_name=NXT_HAVE_GCC_ATTRIBUTE_ALIGNED
 nxt_feature_run=
diff --git a/nxt/nxt_clang.h b/nxt/nxt_clang.h
index af381adb..c409491a 100644
--- a/nxt/nxt_clang.h
+++ b/nxt/nxt_clang.h
@@ -60,19 +60,25 @@
 #endif
 
 
-#if (NXT_HAVE_GCC_ATTRIBUTE_MALLOC)
-#define NXT_MALLOC_LIKE    __attribute__((__malloc__))
+#if (NXT_HAVE_GCC_ATTRIBUTE_ALIGNED)
 
+#if (NXT_LINUX && __PPC64__)
+/* Old GNU ld linker may hang on Linux ppc64le platform. */
+#define nxt_aligned(x)
 #else
-#define NXT_MALLOC_LIKE
+#define nxt_aligned(x)     __attribute__((aligned(x)))
+#endif
+
+#else
+#define nxt_aligned(x)
 #endif
 
 
-#if (NXT_HAVE_GCC_ATTRIBUTE_ALIGNED)
-#define nxt_aligned(x)     __attribute__((aligned(x)))
+#if (NXT_HAVE_GCC_ATTRIBUTE_MALLOC)
+#define NXT_MALLOC_LIKE    __attribute__((__malloc__))
 
 #else
-#define nxt_aligned(x)
+#define NXT_MALLOC_LIKE
 #endif
 
 
-- 
2.47.3