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| author | Andi Kleen <ak@linux.intel.com> | 2024-01-23 23:42:08 -0800 |
|---|---|---|
| committer | Andi Kleen <ak@gcc.gnu.org> | 2024-07-17 21:24:08 -0700 |
| commit | a6502accf381358173b19e615fdeb0aa17949c93 (patch) | |
| tree | 9c1d4b6f53772ae75919054283fdd230d74db823 /gcc/function.cc | |
| parent | b7b2434cc7e712dc5055bde02c441393ae881f06 (diff) | |
| download | gcc-a6502accf381358173b19e615fdeb0aa17949c93.zip gcc-a6502accf381358173b19e615fdeb0aa17949c93.tar.gz gcc-a6502accf381358173b19e615fdeb0aa17949c93.tar.bz2 | |
Improve must tail in RTL backend
- Give error messages for all causes of non sibling call generation
- When giving error messages clear the musttail flag to avoid ICEs
- Error out when tree-tailcall failed to mark a must-tail call
sibcall. In this case it doesn't know the true reason and only gives
a vague message.
gcc/ChangeLog:
PR c/83324
* calls.cc (maybe_complain_about_tail_call): Clear must tail
flag on error.
(expand_call): Give error messages for all musttail failures.
Diffstat (limited to 'gcc/function.cc')
0 files changed, 0 insertions, 0 deletions