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From: "sam at gentoo dot org" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug build/30839] New: ODR warnings in ada-exp.c.tmp/c-exp.c.tmp
Date: Mon, 11 Sep 2023 20:02:50 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D30839

            Bug ID: 30839
           Summary: ODR warnings in ada-exp.c.tmp/c-exp.c.tmp
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: build
          Assignee: unassigned at sourceware dot org
          Reporter: sam at gentoo dot org
            Blocks: 22395
  Target Milestone: ---

>From today at commit 9a343d2bb57c4555dedad9b43907aeeda7b51dae:
```
ada-exp.c.tmp:1747:3: error: type 'struct YYSTACKDATA' violates the C++ One
Definition Rule [-Werror=3Dodr]
c-exp.c.tmp:3936:3: note: a different type is defined in another translation
unit
ada-exp.c.tmp:1741:23: note: the first difference of corresponding definiti=
ons
is field 'l_base'
c-exp.c.tmp:3930:21: note: a field of same name but different type is defin=
ed
in another translation unit
ada-exp.c.tmp:1747:3: note: type name 'ada_exp_YYSTYPE' should match type n=
ame
'c_exp_YYSTYPE'
lto1: some warnings being treated as errors
lto-wrapper: fatal error: /usr/bin/x86_64-pc-linux-gnu-g++ returned 1 exit
status
compilation terminated.
/usr/lib/gcc/x86_64-pc-linux-gnu/13/../../../../x86_64-pc-linux-gnu/bin/ld:
error: lto-wrapper failed
collect2: error: ld returned 1 exit status
```


Referenced Bugs:

https://sourceware.org/bugzilla/show_bug.cgi?id=3D22395
[Bug 22395] ODR violations
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