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Diffstat (limited to 'gcc/cp/lambda.c')
| -rw-r--r-- | gcc/cp/lambda.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/cp/lambda.c b/gcc/cp/lambda.c index 231490f..3776d6b 100644 --- a/gcc/cp/lambda.c +++ b/gcc/cp/lambda.c @@ -1380,6 +1380,24 @@ record_lambda_scope (tree lambda) LAMBDA_EXPR_DISCRIMINATOR (lambda) = lambda_count++; } +/* This lambda is an instantiation of a lambda in a template default argument + that got no LAMBDA_EXPR_EXTRA_SCOPE, so this shouldn't either. But we do + need to use and increment the global count to avoid collisions. */ + +void +record_null_lambda_scope (tree lambda) +{ + if (vec_safe_is_empty (lambda_scope_stack)) + record_lambda_scope (lambda); + else + { + tree_int *p = lambda_scope_stack->begin(); + LAMBDA_EXPR_EXTRA_SCOPE (lambda) = p->t; + LAMBDA_EXPR_DISCRIMINATOR (lambda) = p->i++; + } + gcc_assert (LAMBDA_EXPR_EXTRA_SCOPE (lambda) == NULL_TREE); +} + void finish_lambda_scope (void) { |