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* [glibc/google/grte/v5-2.27/master] Enable relaxed relocations when building certain object files for x86_64.
@ 2021-08-28  0:42 Fangrui Song
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From: Fangrui Song @ 2021-08-28  0:42 UTC (permalink / raw)
  To: glibc-cvs

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=738baca8657cd6d69beb4783ff922dfa9a64b9ce

commit 738baca8657cd6d69beb4783ff922dfa9a64b9ce
Author: Siva Chandra Reddy <sivachandra@google.com>
Date:   Tue Apr 2 10:18:01 2019 -0700

    Enable relaxed relocations when building certain object files for x86_64.

Diff:
---
 sysdeps/x86_64/Makefile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sysdeps/x86_64/Makefile b/sysdeps/x86_64/Makefile
index 049f8914fe..18b82e2428 100644
--- a/sysdeps/x86_64/Makefile
+++ b/sysdeps/x86_64/Makefile
@@ -6,6 +6,9 @@ ifeq ($(with-clang),yes)
 # allowed. (-mavx512 is the preferred option but does not work in 5.0)
 ASFLAGS-.o += -march=knl
 ASFLAGS-.os += -march=knl
+# We want clang to generate relaxed relocations so that they can work with
+# static-pie as well.
+ASFLAGS-.o += -Wa,-mrelax-relocations=yes
 endif
 
 ifeq ($(subdir),csu)


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