https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112511
Bug ID: 112511 Summary: GCC: 14: internal compiler error: in type_contains_placeholder_1, at tree.cc:4243 Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: 141242068 at smail dot nju.edu.cn Target Milestone: --- Compiler Explorer: https://gcc.godbolt.org/z/E457vrbGM When compiling this program with `gcc-14 -O2`, gcc ICEs: ``` struct T { _BitInt(22) a; }; void g(struct T v) { } void f() { struct T v; g(v); } ``` The crash output pasted from Compiler Explorer: ``` during GIMPLE pass: esra <source>: In function 'f': <source>:10:1: internal compiler error: in type_contains_placeholder_1, at tree.cc:4243 10 | } | ^ 0x238b06e internal_error(char const*, ...) ???:0 0xa1125c fancy_abort(char const*, int, char const*) ???:0 0x14596c1 type_contains_placeholder_p(tree_node*) ???:0 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. Compiler returned: 1 ```