diff options
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 72fd8fd5a76..2ee6fbac2e3 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -4534,8 +4534,12 @@ expand_debug_expr (tree exp) if (MEM_P (op0)) { if (mode1 == VOIDmode) - /* Bitfield. */ - mode1 = smallest_int_mode_for_size (bitsize); + { + if (maybe_gt (bitsize, MAX_BITSIZE_MODE_ANY_INT)) + return NULL; + /* Bitfield. */ + mode1 = smallest_int_mode_for_size (bitsize); + } poly_int64 bytepos = bits_to_bytes_round_down (bitpos); if (maybe_ne (bytepos, 0)) { |