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| author | Martin Sebor <msebor@redhat.com> | 2021-05-10 14:26:42 -0600 |
|---|---|---|
| committer | Martin Sebor <msebor@redhat.com> | 2021-05-10 14:30:09 -0600 |
| commit | 30685597a4f81c8dcd4dd7335debdb72ae450924 (patch) | |
| tree | 4c596b95d5e644f3760a569de0e66d77e05d5134 /nss | |
| parent | 3c38f694622cfccd2e922e6e10b5c124c34c1ed0 (diff) | |
| download | glibc-30685597a4f81c8dcd4dd7335debdb72ae450924.zip glibc-30685597a4f81c8dcd4dd7335debdb72ae450924.tar.gz glibc-30685597a4f81c8dcd4dd7335debdb72ae450924.tar.bz2 | |
Use a #pragma to suppress a bogus GCC 10 warning instead of an assert [BZ 27832].
Reviewed-by: fweimer@redhat.com
Diffstat (limited to 'nss')
| -rw-r--r-- | nss/makedb.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/nss/makedb.c b/nss/makedb.c index 9389f6b..8690e11 100644 --- a/nss/makedb.c +++ b/nss/makedb.c @@ -792,7 +792,13 @@ write_output (int fd) + nhashentries_total * sizeof (stridx_t))); header->allocate = file_offset; - /* Help GCC 10 see iov_nelts doesn't overflow the writev argument. */ +#if __GNUC_PREREQ (10, 0) && !__GNUC_PREREQ (11, 0) + DIAG_PUSH_NEEDS_COMMENT; + /* Avoid GCC 10 false positive warning: specified size exceeds maximum + object size. */ + DIAG_IGNORE_NEEDS_COMMENT (10, "-Wstringop-overflow"); +#endif + assert (iov_nelts <= INT_MAX); if (writev (fd, iov, iov_nelts) != keydataoffset) { @@ -800,6 +806,10 @@ write_output (int fd) return EXIT_FAILURE; } +#if __GNUC_PREREQ (10, 0) && !__GNUC_PREREQ (11, 0) + DIAG_POP_NEEDS_COMMENT; +#endif + return EXIT_SUCCESS; } |