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Diffstat (limited to 'gcc/gimple-ssa-isolate-paths.c')
| -rw-r--r-- | gcc/gimple-ssa-isolate-paths.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/gimple-ssa-isolate-paths.c b/gcc/gimple-ssa-isolate-paths.c index f9bb249..108b98e 100644 --- a/gcc/gimple-ssa-isolate-paths.c +++ b/gcc/gimple-ssa-isolate-paths.c @@ -74,9 +74,11 @@ insert_trap_and_remove_trailing_statements (gimple_stmt_iterator *si_p, tree op) LHS will be a throw-away SSA_NAME and the RHS is the NULL dereference. If the dereference is a store and we can easily transform the RHS, - then simplify the RHS to enable more DCE. */ + then simplify the RHS to enable more DCE. Note that we require the + statement to be a GIMPLE_ASSIGN which filters out calls on the RHS. */ gimple stmt = gsi_stmt (*si_p); if (walk_stmt_load_store_ops (stmt, (void *)op, NULL, check_loadstore) + && is_gimple_assign (stmt) && INTEGRAL_TYPE_P (TREE_TYPE (gimple_assign_lhs (stmt)))) { /* We just need to turn the RHS into zero converted to the proper |