https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122438
Uwe Kleine-König <[email protected]> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |[email protected] --- Comment #13 from Uwe Kleine-König <[email protected]> --- I hit the same bug (I think) when compile testing the linux kernel: ``` /home/uwe/gsrc/linux/fs/xfs/xfs_iomap.c: In function 'xfs_atomic_write_cow_iomap_begin': /home/uwe/gsrc/linux/fs/xfs/xfs_iomap.c:1275:1: error: insn does not satisfy its constraints: 1275 | } | ^ (insn 239 238 669 33 (parallel [ (set (mem/c:DI (plus:SI (reg/f:SI 14 %a6) (const_int -96 [0xffffffffffffffa0])) [177 %sfp+-96 S8 A16]) (plus:DI (mem/c:DI (plus:SI (reg/f:SI 14 %a6) (const_int -96 [0xffffffffffffffa0])) [177 %sfp+-96 S8 A16]) (reg:DI 0 %d0 [orig:163 _161+-4 ] [163]))) (clobber (reg:SI 0 %d0)) ]) "/home/uwe/gsrc/linux/fs/xfs/xfs_iomap.h":46:14 148 {adddi3} (nil)) during RTL pass: postreload /home/uwe/gsrc/linux/fs/xfs/xfs_iomap.c:1275:1: internal compiler error: in extract_constrain_insn, at recog.cc:2783 0x1835885 diagnostic_context::diagnostic_impl(rich_location*, diagnostic_metadata const*, diagnostic_option_id, char const*, __va_list_tag (*) [1], diagnostic_t) ???:0 0x1845aff internal_error(char const*, ...) ???:0 0x629fc7 fancy_abort(char const*, int, char const*) ???:0 0x609f33 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) ???:0 0x609f59 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) ???:0 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <file:///usr/share/doc/gcc-15/README.Bugs> for instructions. ``` I'll attach the -freport-bug output.
