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author | Jason Merrill <jason@redhat.com> | 2024-10-02 08:05:28 -0400 |
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committer | Jason Merrill <jason@redhat.com> | 2024-10-03 12:33:53 -0400 |
commit | 5b08ae503dd4aef2789a667daaf1984e7cc94aaa (patch) | |
tree | 0623a6d88a839df7d72b7a014996af6bf8ca7eae /gcc/cp/parser.cc | |
parent | 8d63d87c6d45bf8feecdaf54b1743c94938ce7ff (diff) | |
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c++: free garbage vec in coerce_template_parms
coerce_template_parms can create two different vecs for the inner template
arguments, new_inner_args and (potentially) the result of
expand_template_argument_pack. One or the other, or possibly both, end up
being garbage: in the typical case, the expanded vec is garbage because it's
only used as the source for convert_template_argument. In some dependent
cases, the new vec is garbage because we decide to return the original args
instead. In these cases, ggc_free the garbage vec to reduce the memory
overhead of overload resolution.
gcc/cp/ChangeLog:
* pt.cc (struct free_if_changed_proxy): New.
(coerce_template_parms): Use it.
Co-authored-by: Richard Biener <rguenther@suse.de>
Diffstat (limited to 'gcc/cp/parser.cc')
0 files changed, 0 insertions, 0 deletions