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From: Adhemerval Zanella <azanella@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] stdio: Suppress clang warnings for tst-unlockedio.c Date: Wed, 30 Aug 2023 12:39:08 +0000 (GMT) [thread overview] Message-ID: <20230830123908.1215E3857343@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=004696fef4a29219b7b47e04b904bdb27407237a commit 004696fef4a29219b7b47e04b904bdb27407237a Author: Adhemerval Zanella <adhemerval.zanella@linaro.org> Date: Thu Mar 24 16:03:16 2022 -0300 stdio: Suppress clang warnings for tst-unlockedio.c Clang issues the following warnings: tst-unlockedio.c:63:36: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from -0 to 0 [-Werror,-Wliteral-conversion] || fwrite_unlocked (blah, 0, -0.0, fp) != 0 ~~~~~~~~~~~~~~~ ^~~~ tst-unlockedio.c:61:33: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from 0.25 to 0 [-Werror,-Wliteral-conversion] || fwrite_unlocked (--cp, 0.25, 16, fp) != 0 ~~~~~~~~~~~~~~~ ^~~~ tst-unlockedio.c:59:37: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from 0.25 to 0 [-Werror,-Wliteral-conversion] || fwrite_unlocked (cp++, 16, 0.25, fp) != 0 ~~~~~~~~~~~~~~~ ^~~~ tst-unlockedio.c:116:34: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from -0 to 0 [-Werror,-Wliteral-conversion] || fread_unlocked (buf, 0, -0.0, fp) != 0 ~~~~~~~~~~~~~~ ^~~~ tst-unlockedio.c:114:32: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from 0.25 to 0 [-Werror,-Wliteral-conversion] || fread_unlocked (--wp, 0.25, 16, fp) != 0 ~~~~~~~~~~~~~~ ^~~~ tst-unlockedio.c:112:36: error: implicit conversion from 'double' to 'size_t' (aka 'unsigned long') changes value from 0.25 to 0 [-Werror,-Wliteral-conversion] || fread_unlocked (wp++, 16, 0.25, fp) != 0 ~~~~~~~~~~~~~~ ^~~~ Diff: --- stdio-common/tst-unlockedio.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/stdio-common/tst-unlockedio.c b/stdio-common/tst-unlockedio.c index 67a7d621f5..c9c55fdad2 100644 --- a/stdio-common/tst-unlockedio.c +++ b/stdio-common/tst-unlockedio.c @@ -51,6 +51,9 @@ do_test (void) fread_unlocked below as well. */ DIAG_PUSH_NEEDS_COMMENT; DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdiv-by-zero"); + /* clang warns about the implicit conversion from double to size_t, + which is required by this tests. */ + DIAG_IGNORE_NEEDS_COMMENT_CLANG (13, "-Wliteral-conversion"); if (ftello (fp) != 0 || fwrite_unlocked (blah, blah - blah, strlen (blah), f++) != 0 || f != fp + 1 @@ -104,6 +107,7 @@ do_test (void) /* See explanation above. */ DIAG_PUSH_NEEDS_COMMENT; DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdiv-by-zero"); + DIAG_IGNORE_NEEDS_COMMENT_CLANG (13, "-Wliteral-conversion"); if (ftello (fp) != 0 || fread_unlocked (buf, buf - buf, strlen (blah), f++) != 0 || f != fp + 1
next reply other threads:[~2023-08-30 12:39 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-08-30 12:39 Adhemerval Zanella [this message] -- strict thread matches above, loose matches on Subject: below -- 2024-04-17 20:10 Adhemerval Zanella 2024-04-02 15:56 Adhemerval Zanella 2024-02-09 17:34 Adhemerval Zanella 2024-02-07 14:09 Adhemerval Zanella 2024-01-29 18:00 Adhemerval Zanella 2023-12-21 18:56 Adhemerval Zanella 2023-09-28 17:54 Adhemerval Zanella 2023-02-09 19:51 Adhemerval Zanella 2022-10-28 17:44 Adhemerval Zanella 2022-10-04 13:01 Adhemerval Zanella
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