https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119829
Bug ID: 119829 Summary: Internal Compiler Error with braced initialization and designated initializers Product: gcc Version: 14.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: amir.ahmed.ansari at outlook dot com Target Milestone: --- Created attachment 61130 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61130&action=edit Code to reproduce bug Using GCC 14.2.0 compiling the attached code with the options: -std=c++23 -Wall -pedantic -Wextra -O3 -flto -freport-bug Expected: Program compiles successfully or produces and error. Actual: Internal compiler error. Following is the full output. Cannot attached the preprocessed file because bug was generated from Compiler Explorer website. <source>: In function 'int main()': <source>:22:44: internal compiler error: in replace_placeholders_r, at cp/tree.cc:3417 22 | const auto t = T{.s = {.i = 1, .f = .1}}; | ^ 0x2031cbc internal_error(char const*, ...) ???:0 0x77895f fancy_abort(char const*, int, char const*) ???:0 0x120f862 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*)) ???:0 0x120fa41 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*)) ???:0 0x120fa41 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*)) ???:0 0x120f862 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*)) ???:0 0x97caba replace_placeholders(tree_node*, tree_node*, bool*) ???:0 0x9a721b store_init_value(tree_node*, tree_node*, vec<tree_node*, va_gc, vl_embed>**, int) ???:0 0x8276ee cp_finish_decl(tree_node*, tree_node*, bool, tree_node*, int, cp_decomp*) ???:0 0x90ee14 c_parse_file() ???:0 0xa0d1b9 c_common_parse_file() ???:0 Please submit a full bug report, with preprocessed source. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. Preprocessed source stored into /tmp/cc10xvM9.out file, please attach this to your bugreport. Compiler returned: 1