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On x86_64 if GPR_MUSL_LIBC_COMPAT is not set, grpc tries to link with
memcpy@GLIBC_2.2.5, see:
618a3f561d/src/core/lib/gpr/wrap_memcpy.cc
Add a new GPR_DISABLE_WRAPPED_MEMCPY to disable wrapped memory without
changing CPU behavior
Fixes:
- http://autobuild.buildroot.org/results/20d6f2489a4e291a53bd514da66105eb607e1014
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
From be030314805137cd63b46ea6eaa702b608669910 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Sun, 2 Jun 2019 17:45:47 +0200
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Subject: [PATCH] wrap_memcpy.cc: add GPR_DISABLE_WRAPPED_MEMCPY
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Add GPR_DISABLE_WRAPPED_MEMCPY to allow the user to disable wrapped
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memcpy. This will fix build on x86_64 on musl/uclibc without changing
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the cpu behavior.
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Fixes:
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- http://autobuild.buildroot.org/results/20d6f2489a4e291a53bd514da66105eb607e1014
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Upstream status: https://github.com/grpc/grpc/pull/19207]
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---
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src/core/lib/gpr/wrap_memcpy.cc | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/core/lib/gpr/wrap_memcpy.cc b/src/core/lib/gpr/wrap_memcpy.cc
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index 9b8608e056..38b76acf95 100644
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--- a/src/core/lib/gpr/wrap_memcpy.cc
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+++ b/src/core/lib/gpr/wrap_memcpy.cc
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@@ -28,7 +28,7 @@
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extern "C" {
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#ifdef __linux__
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-#if defined(__x86_64__) && !defined(GPR_MUSL_LIBC_COMPAT)
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+#if defined(__x86_64__) && !defined(GPR_MUSL_LIBC_COMPAT) && !defined(GPR_DISABLE_WRAPPED_MEMCPY)
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__asm__(".symver memcpy,memcpy@GLIBC_2.2.5");
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void* __wrap_memcpy(void* destination, const void* source, size_t num) {
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return memcpy(destination, source, num);
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--
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2.20.1
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