5d0ae9ff04
* sync in patches from cygwin gcc * sync in important patches from mingw gcc not related to the build * enabling stripping (not sure why it was disabled) * reduce diff for build options to the mingw gcc build a bit
42 lines
1.2 KiB
Diff
42 lines
1.2 KiB
Diff
From c4dd31d2a2c6dfa1f68393e6b57d2e4f9dd19a62 Mon Sep 17 00:00:00 2001
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From: Jonathan Yong <10walls@gmail.com>
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Date: Thu, 30 Oct 2014 17:15:02 +0800
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Subject: [PATCH 07/13] Cygwin: __cxa-atexit
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---
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gcc/config.gcc | 2 ++
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libgcc/config/i386/cygming-crtbegin.c | 4 ++++
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2 files changed, 6 insertions(+)
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diff --git a/gcc/config.gcc b/gcc/config.gcc
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index 5636acc2270..7a654f18923 100644
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--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -2135,6 +2135,7 @@ i[34567]86-*-cygwin*)
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fi
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default_use_cxa_atexit=yes
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use_gcc_stdint=wrap
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+ default_use_cxa_atexit=yes
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;;
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x86_64-*-cygwin*)
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need_64bit_isa=yes
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diff --git a/libgcc/config/i386/cygming-crtbegin.c b/libgcc/config/i386/cygming-crtbegin.c
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index a89dfedca76..76fd3907ec5 100644
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--- a/libgcc/config/i386/cygming-crtbegin.c
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+++ b/libgcc/config/i386/cygming-crtbegin.c
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@@ -145,7 +145,11 @@ __gcc_register_frame (void)
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/* If we use the __cxa_atexit method to register C++ dtors
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at object construction, also use atexit to register eh frame
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info cleanup. */
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+#ifdef __CYGWIN__
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+ __cxa_atexit(__gcc_deregister_frame, NULL, (void *)&__dso_handle);
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+#else
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atexit(__gcc_deregister_frame);
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+#endif /* __CYGWIN__ */
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#endif /* DEFAULT_USE_CXA_ATEXIT */
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}
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--
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2.39.0
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