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-rw-r--r--gcc/builtins.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c
index 1f263073..b79ce6f 100644
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -6096,7 +6096,8 @@ expand_builtin (tree exp, rtx target, rtx subtarget, enum machine_mode mode,
break;
case BUILT_IN_FREE:
- maybe_emit_free_warning (exp);
+ if (warn_free_nonheap_object)
+ maybe_emit_free_warning (exp);
break;
default: /* just do library call, if unknown builtin */
@@ -11915,11 +11916,11 @@ maybe_emit_free_warning (tree exp)
return;
if (SSA_VAR_P (arg))
- warning_at (tree_nonartificial_location (exp),
- 0, "%Kattempt to free a non-heap object %qD", exp, arg);
+ warning_at (tree_nonartificial_location (exp), OPT_Wfree_nonheap_object,
+ "%Kattempt to free a non-heap object %qD", exp, arg);
else
- warning_at (tree_nonartificial_location (exp),
- 0, "%Kattempt to free a non-heap object", exp);
+ warning_at (tree_nonartificial_location (exp), OPT_Wfree_nonheap_object,
+ "%Kattempt to free a non-heap object", exp);
}
/* Fold a call to __builtin_object_size with arguments PTR and OST,