GNU bug report logs - #39206
lib/unistr/u8-uctomb.c fails to compile

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Andreas Schwab <schwab <at> suse.de>
Subject: bug#39206: closed (Re: lib/unistr/u8-uctomb.c fails to compile)
Date: Mon, 21 Sep 2020 19:12:02 +0000

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Your bug report

#39206: lib/unistr/u8-uctomb.c fails to compile

which was filed against the grep package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 39206 <at> debbugs.gnu.org.

-- 
39206: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=39206
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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From: Paul Eggert <eggert <at> cs.ucla.edu>
To: 39206-done <at> debbugs.gnu.org
Subject: Re: lib/unistr/u8-uctomb.c fails to compile
Date: Mon, 21 Sep 2020 12:11:42 -0700

As the bug appears to have been fixed I'm closing the bug report.

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From: Andreas Schwab <schwab <at> suse.de>
To: bug-grep <at> gnu.org
Cc: bug-gnulib <at> gnu.org
Subject: lib/unistr/u8-uctomb.c fails to compile
Date: Mon, 20 Jan 2020 17:27:46 +0100

../../grep/lib/unistr/u8-uctomb.c: In function 'u8_uctomb':
../../grep/lib/unistr/u8-uctomb.c:64:65: error: this statement may fall through [-Werror=implicit-fallthrough=]
             case 4: s[3] = 0x80 | (uc & 0x3f); uc = uc >> 6; uc |= 0x10000;
                                                              ~~~^~~~~~~~~~
../../grep/lib/unistr/u8-uctomb.c:65:13: note: here
             case 3: s[2] = 0x80 | (uc & 0x3f); uc = uc >> 6; uc |= 0x800;
             ^~~~
../../grep/lib/unistr/u8-uctomb.c:65:65: error: this statement may fall through [-Werror=implicit-fallthrough=]
             case 3: s[2] = 0x80 | (uc & 0x3f); uc = uc >> 6; uc |= 0x800;
                                                              ~~~^~~~~~~~
../../grep/lib/unistr/u8-uctomb.c:66:13: note: here
             case 2: s[1] = 0x80 | (uc & 0x3f); uc = uc >> 6; uc |= 0xc0;
             ^~~~
cc1: all warnings being treated as errors

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab <at> suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
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