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| author | Jakub Jelinek <jakub@redhat.com> | 2017-11-24 09:35:10 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-11-24 09:35:10 +0100 |
| commit | 96281645bdaeb0e7fb5f7340c47f60a2dbc800b2 (patch) | |
| tree | 3a4e2f0ac43fd6daf365662ac82800c3ccd775db /gcc/ubsan.c | |
| parent | 51feb980c997f8046fa1a679a27828bcca2d3754 (diff) | |
| download | gcc-96281645bdaeb0e7fb5f7340c47f60a2dbc800b2.zip gcc-96281645bdaeb0e7fb5f7340c47f60a2dbc800b2.tar.gz gcc-96281645bdaeb0e7fb5f7340c47f60a2dbc800b2.tar.bz2 | |
re PR sanitizer/83014 (ICE in pretty-print with -fsanitize=bounds)
PR sanitizer/83014
* ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer
instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling
tree_to_uhwi twice.
* gcc.dg/ubsan/pr83014.c: New test.
From-SVN: r255134
Diffstat (limited to 'gcc/ubsan.c')
| -rw-r--r-- | gcc/ubsan.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/ubsan.c b/gcc/ubsan.c index 560d465..efde3f7 100644 --- a/gcc/ubsan.c +++ b/gcc/ubsan.c @@ -436,10 +436,10 @@ ubsan_type_descriptor (tree type, enum ubsan_print_style pstyle) && TYPE_MAX_VALUE (dom) != NULL_TREE && TREE_CODE (TYPE_MAX_VALUE (dom)) == INTEGER_CST) { + unsigned HOST_WIDE_INT m; if (tree_fits_uhwi_p (TYPE_MAX_VALUE (dom)) - && tree_to_uhwi (TYPE_MAX_VALUE (dom)) + 1 != 0) - pp_printf (&pretty_name, HOST_WIDE_INT_PRINT_DEC, - tree_to_uhwi (TYPE_MAX_VALUE (dom)) + 1); + && (m = tree_to_uhwi (TYPE_MAX_VALUE (dom))) + 1 != 0) + pp_unsigned_wide_integer (&pretty_name, m + 1); else pp_wide_int (&pretty_name, wi::add (wi::to_widest (TYPE_MAX_VALUE (dom)), 1), |