[Freeswitch-users] 答复: Freeswitch windows build - libpng

[Andrew Keil]

Gregor,

Or you can make the following change to the zlib project for All Configurations and All Releases - C/C++ - All Options:
- Disable Specific Warnings (add to end): ;5045
- Whole Program Optimization: No

Hope that helps.

Andrew

From: FreeSWITCH-users <freeswitch-users-bounces at lists.freeswitch.org> On Behalf Of bob. chen
Sent: Tuesday, 26 June 2018 1:23 PM
To: FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
Subject: [Freeswitch-users] 答复: Freeswitch windows build - libpng

try vs2015 ;)


发件人: FreeSWITCH-users [mailto:freeswitch-users-bounces at lists.freeswitch.org] 代表 Gregor Nanger
发送时间: 2018年6月23日 19:08
收件人: FreeSWITCH Users Help
主题: [Freeswitch-users] Freeswitch windows build - libpng

Hi!

After a year I wanted to build FS on windows and make video tutorial or for FS wiki.

I am using latest VS2017 and everything builds except libpng project. Below is error if someone can help me, because I don't have c++ experience:

1>------ Build started: Project: Download zlib, Configuration: Release Win32 ------
1>Downloading zlib.
2>------ Build started: Project: libpng, Configuration: Release x64 ------
2>Generating pnglibconf.h
2>        1 file(s) copied.
2>png.c
2>pngerror.c
2>pngget.c
2>pngmem.c
2>pngpread.c
2>pngread.c
2>pngrio.c
2>pngrtran.c
2>pngrutil.c
2>pngset.c
2>pngtrans.c
2>pngwio.c
2>pngwrite.c
2>pngwtran.c
2>pngwutil.c
2>Generating Code...
2>zlib.lib(inflate.obj) : MSIL .netmodule or module compiled with /GL found; restarting link with /LTCG; add /LTCG to the link command line to improve linker performance
2>   Creating library D:\Git\freeswitch\x64\Release\libpng16.lib and object D:\Git\freeswitch\x64\Release\libpng16.exp
2>Generating code
2>d:\git\freeswitch\libs\zlib\deflate.c(2097): error C2220: warning treated as error - no 'executable' file generated
2>d:\git\freeswitch\libs\zlib\deflate.c(2097): warning C5045: Compiler will insert Spectre mitigation for memory load if /Qspectre switch specified
2>d:\git\freeswitch\libs\zlib\deflate.c(2097) : note: index 'dist' range checked by comparison on this line
2>d:\git\freeswitch\libs\zlib\deflate.c(2097) : note: feeds memory load on this line
2>d:\git\freeswitch\libs\zlib\deflate.c(1987): warning C5045: Compiler will insert Spectre mitigation for memory load if /Qspectre switch specified
2>d:\git\freeswitch\libs\zlib\deflate.c(1987) : note: index 'dist' range checked by comparison on this line
2>d:\git\freeswitch\libs\zlib\deflate.c(1987) : note: feeds memory load on this line
2>d:\git\freeswitch\libs\zlib\deflate.c(1862): warning C5045: Compiler will insert Spectre mitigation for memory load if /Qspectre switch specified
2>d:\git\freeswitch\libs\zlib\deflate.c(1862) : note: index 'dist' range checked by comparison on this line
2>d:\git\freeswitch\libs\zlib\deflate.c(1862) : note: feeds memory load on this line
2>LINK : fatal error LNK1257: code generation failed
2>Done building project "libpng.vcxproj" -- FAILED.

Best regards, Gregor

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