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Diffstat (limited to 'gcc/tree-ssa-structalias.c')
| -rw-r--r-- | gcc/tree-ssa-structalias.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c index cf30759..b4251d6 100644 --- a/gcc/tree-ssa-structalias.c +++ b/gcc/tree-ssa-structalias.c @@ -3184,9 +3184,13 @@ handle_ptr_arith (VEC (ce_s, heap) *lhsc, tree expr) if (c2->type == ADDRESSOF && rhsoffset != 0) { varinfo_t temp = get_varinfo (c2->var); - - gcc_assert (first_vi_for_offset (temp, rhsoffset) != NULL); - c2->var = first_vi_for_offset (temp, rhsoffset)->id; + + /* An access one after the end of an array is valid, + so simply punt on accesses we cannot resolve. */ + temp = first_vi_for_offset (temp, rhsoffset); + if (temp == NULL) + continue; + c2->var = temp->id; c2->offset = 0; } else |