cl: on failure - there is no shell error code returned with cygwin-3.5.0-1

[Takashi Yano]

On Thu, 22 Feb 2024 11:46:39 +0530 (IST)
Satish Balay wrote:
> Usage: Invoke 'cl' from cygwin/bash. i.e:
> 
> - run 'Visual Studio CMD' to setup MS compilers in dos shell
> - run 'c:\cygwin64\cygwin.bat' [or 'c:\cygwin64\bin\bash --login']
> - run 'cl /c test.c'
> 
> With cygwin upgrade to 3.5.0-1 - I'm not seeing "error return codes" on compile failures.
> 
> However - this works again after downgrading to 3.4.10-1.
> 
> Note: This works with 3.5.0-1 - if I use 'mintty' - instead of 'cygwin.bat' or 'bash --login' from 'Compiler CMD'
> 
> Perhaps a bug in current cygwin release?
> 
> thanks,
> Satish
> 
> ========================================
> C:\Program Files\Microsoft Visual Studio\2022\Community>\cygwin64\bin\bash --login
> 
> balay@ps5 ~
> $ uname -a
> CYGWIN_NT-10.0-22631 ps5 3.5.0-1.x86_64 2024-02-01 11:02 UTC x86_64 Cygwin
> 
> balay@ps5 ~
> $ cat test.c
> error
> 
> balay@ps5 ~
> $ cl /c test.c
> Microsoft (R) C/C++ Optimizing Compiler Version 19.38.33134 for x64
> Copyright (C) Microsoft Corporation.  All rights reserved.
> 
> test.c
> test.c(2): fatal error C1004: unexpected end-of-file found
> 
> balay@ps5 ~
> $ echo $?
> 0
> ========================================
> C:\Program Files\Microsoft Visual Studio\2022\Community>\cygwin64\bin\bash --login
> 
> balay@ps5 ~
> $ uname -a
> CYGWIN_NT-10.0-22631 ps5 3.4.10-1.x86_64 2023-11-29 12:12 UTC x86_64 Cygwin
> 
> balay@ps5 ~
> $ cl test.c
> Microsoft (R) C/C++ Optimizing Compiler Version 19.38.33134 for x64
> Copyright (C) Microsoft Corporation.  All rights reserved.
> 
> test.c
> test.c(2): fatal error C1004: unexpected end-of-file found
> 
> balay@ps5 ~
> $ echo $?
> 2
> ========================================

Thanks for the report.
This bug has already has been fixed in current git head and will be
fixed in 3.5.1.

https://cygwin.com/pipermail/cygwin-patches/2024q1/012612.html

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>