This is the mail archive of the gdb@sourceware.org mailing list for the GDB project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys

From: Tom Tromey <tom at tromey dot com>
To: Pedro Alves <palves at redhat dot com>
Cc: Tom Tromey <tom at tromey dot com>, Simon Marchi <simon dot marchi at polymtl dot ca>, asmwarrior <asmwarrior at gmail dot com>, GDB Development <gdb at sourceware dot org>
Date: Tue, 09 Oct 2018 14:04:01 -0600
Subject: Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
References: <46b498a8-ba44-3f67-783d-85cd5ac8f0c9@gmail.com> <9aa0ec3d6356d1e0c746697161918576@polymtl.ca> <8305e255-1621-96a7-cf06-3cd1cd27ceae@redhat.com> <87d0spf0au.fsf@tromey.com> <c6c37ac3-5ec5-d700-421a-2b01cfd281e5@redhat.com> <878t36gbix.fsf@tromey.com> <52ef21f6-8129-2f0e-9510-8e6545d2f2e8@redhat.com>

>>>>> "Pedro" == Pedro Alves <palves@redhat.com> writes:

Pedro> Last I tried, I couldn't find a way to suppress the warning from
Pedro> gdb::optional.  The warning triggers in code that belongs to
Pedro> T in gdb::optional<T>.

I was hoping we could get a gcc extension for this -- say, some
attribute we could apply somewhere to suppress the warning.

Tom

References:
- gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: asmwarrior
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Simon Marchi
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Pedro Alves
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Tom Tromey
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Pedro Alves
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Tom Tromey
- Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys
  - From: Pedro Alves

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]