File avoid_duplicate_global_symbol_from_asm.patch of Package 0ad

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File avoid_duplicate_global_symbol_from_asm.patch of Package 0ad (Revision 96ee686f1d80ff76ddfccf7c26bf92da)

Currently displaying revision 96ee686f1d80ff76ddfccf7c26bf92da , Show latest

From 6872cc5f672da6fce5facebf697415208fe34b12 Mon Sep 17 00:00:00 2001
From: StefanBruens <stefan.bruens@rwth-aachen.de>
Date: Fri, 1 Nov 2019 21:07:33 +0100
Subject: [PATCH] Use local label in inline asm, avoid symbol duplication

The global label "unsupported" may lead to duplicated symbols
when the function is inlined in multiple places. This may happen
in any case, but using LTO exposes this problem reliably.

See https://github.com/ARMmbed/mbed-crypto/issues/312
---
 build/premake/premake5/contrib/mbedtls/library/padlock.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/build/premake/premake5/contrib/mbedtls/library/padlock.c b/build/premake/premake5/contrib/mbedtls/library/padlock.c
index b85ff9cd2c..bb0a1ef419 100644
--- a/build/premake/premake5/contrib/mbedtls/library/padlock.c
+++ b/build/premake/premake5/contrib/mbedtls/library/padlock.c
@@ -58,10 +58,10 @@ int mbedtls_padlock_has_support( int feature )
              "cpuid                     \n\t"
              "cmpl  $0xC0000001, %%eax  \n\t"
              "movl  $0, %%edx           \n\t"
-             "jb    unsupported         \n\t"
+             "jb    1f                  \n\t"
              "movl  $0xC0000001, %%eax  \n\t"
              "cpuid                     \n\t"
-             "unsupported:              \n\t"
+             "1:                        \n\t"
              "movl  %%edx, %1           \n\t"
              "movl  %2, %%ebx           \n\t"
              : "=m" (ebx), "=m" (edx)

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File avoid_duplicate_global_symbol_from_asm.patch of Package 0ad (Revision 96ee686f1d80ff76ddfccf7c26bf92da)

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