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Verify symtab order

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* symtab.c (symtab_node::verify_base): Verify order.
	(symtab_node::verify_symtab_nodes): Verify order.
This commit is contained in:
Jan Hubicka 2020-08-01 17:57:08 +02:00
parent 13cdbb6a97
commit 75a23e5903
1 changed files with 13 additions and 0 deletions
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13
gcc/symtab.c
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@ -1085,6 +1085,11 @@ symtab_node::verify_base (void)
error ("node has unknown type");
error_found = true;
}
if (order < 0 || order >= symtab->order)
{
error ("node has invalid order %i", order);
error_found = true;
}
if (symtab->state != LTO_STREAMING)
{
@ -1326,6 +1331,14 @@ symtab_node::verify_symtab_nodes (void)
{
symtab_node *node;
hash_map<tree, symtab_node *> comdat_head_map (251);
asm_node *anode;
for (anode = symtab->first_asm_symbol (); anode; anode = anode->next)
if (anode->order < 0 || anode->order >= symtab->order)
{
error ("invalid order in asm node %i", anode->order);
internal_error ("symtab_node::verify failed");
}
FOR_EACH_SYMBOL (node)
{