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From: Richard Henderson <richard.henderson@linaro.org>
To: Yonggang Luo <luoyonggang@gmail.com>, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH v4 03/12] tcg: Fixes dup_const link error
Date: Thu, 3 Sep 2020 10:20:41 -0700	[thread overview]
Message-ID: <8c5dd495-abaf-7abc-2ba0-82f13bbd3d02@linaro.org> (raw)
In-Reply-To: <20200903083147.707-4-luoyonggang@gmail.com>

On 9/3/20 1:31 AM, Yonggang Luo wrote:
> Rename function dup_const to dup_const_eval for avoid confliction with macro dup_const
> 
> The link error on msys2
> 
> Linking target qemu-system-alpha.exe
> C:/CI-Tools/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: libqemu-alpha-softmmu.fa.p/tcg_optimize.c.obj: in function `tcg_optimize':
> E:\CI-Cor-Ready\xemu\qemu-build/../qemu.org/tcg/optimize.c:1106: undefined reference to `dup_const'
> C:/CI-Tools/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: libqemu-alpha-softmmu.fa.p/tcg_tcg-op-vec.c.obj: in function `tcg_gen_dupi_vec':
> E:\CI-Cor-Ready\xemu\qemu-build/../qemu.org/tcg/tcg-op-vec.c:283: undefined reference to `dup_const'
> collect2.exe: error: ld returned 1 exit status
> 
> Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
> ---
>  include/tcg/tcg.h | 6 +++---
>  tcg/tcg-op-gvec.c | 2 +-
>  2 files changed, 4 insertions(+), 4 deletions(-)

No, really, as I asked before: what symbol is present in tcg-op-gvec.c.obj
without this patch?

That you need this, to me says that you've got a broken compiler.  This is
bog-standard C.  There is nothing windows-specific about it.


r~


  reply	other threads:[~2020-09-03 17:21 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-03  8:31 [PATCH v4 00/12] Green the msys2 CI make Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 01/12] configure: fixes dtc not cloned when running msys2 CI Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 02/12] meson: Convert undefsym.sh to undefsym.py Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 03/12] tcg: Fixes dup_const link error Yonggang Luo
2020-09-03 17:20   ` Richard Henderson [this message]
2020-09-03 21:19     ` 罗勇刚(Yonggang Luo)
2020-09-03 23:29       ` Richard Henderson
2020-09-03  8:31 ` [PATCH v4 04/12] tests: handling signal on win32 properly Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 05/12] configure: Fix include and linkage issue on msys2 Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 06/12] block: Fixes nfs on msys2/mingw Yonggang Luo
2020-09-03 14:40   ` Thomas Huth
2020-09-03  8:31 ` [PATCH v4 07/12] osdep: These function are only available on Non-Win32 system Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 08/12] ci: fixes msys2 build by upgrading capstone to 4.0.2 Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 09/12] stubs: qemu_notify_event have no need to stub Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 10/12] meson: Fixes qapi tests Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 11/12] tests: Disable test-image-locking that not works under Win32 Yonggang Luo
2020-09-03  8:31 ` [PATCH v4 12/12] ci: Enable msys2 ci in cirrus Yonggang Luo

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