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Merge pull request #1880 from jjj11x/duplicate_enum

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duplicated enum item names should result in an error
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whitequark 2020-04-14 12:39:28 +00:00 • committed by GitHub
commit 0e1beb6f30
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1 changed files with 3 additions and 2 deletions
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5
frontends/ast/simplify.cc
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@ -420,9 +420,10 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
current_scope[node->str] = node; current_scope[node->str] = node;
for (auto enode : node->children) { for (auto enode : node->children) {
log_assert(enode->type==AST_ENUM_ITEM); log_assert(enode->type==AST_ENUM_ITEM);
if (current_scope.count(enode->str) == 0) { if (current_scope.count(enode->str) == 0)
current_scope[enode->str] = enode; current_scope[enode->str] = enode;
} else
log_file_error(filename, location.first_line, "enum item %s already exists\n", enode->str.c_str());
} }
} }
} }