https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101490
Bug ID: 101490 Summary: ICE at convert_expr(tree_node*, Type*, Type*) Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: d Assignee: ibuclaw at gdcproject dot org Reporter: SztfG at yandex dot ru Target Milestone: --- testcase: import std.stdio; struct test { int[0] foo; }; void main() { test* t; auto a = cast(typeof((*t).foo)[0])t.foo; writeln(a); } /opt/wandbox/gdc-head/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/d/std/format.d: In function 'formatValue': /opt/wandbox/gdc-head/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/d/std/format.d:2605:23: internal compiler error: Floating point exception 2605 | formatValue(w, obj[], f); | ^ 0xc2df5f crash_signal ../../source/gcc/toplev.c:328 0x7b78c4 convert_expr(tree_node*, Type*, Type*) ../../source/gcc/d/d-convert.cc:476 0x7c9a5e ExprVisitor::visit(SliceExp*) ../../source/gcc/d/expr.cc:1382 0x7c74c0 build_expr(Expression*, bool, bool) ../../source/gcc/d/expr.cc:3129 0x7b60d1 d_build_call(TypeFunction*, tree_node*, tree_node*, Array<Expression*>*) ../../source/gcc/d/d-codegen.cc:2042 0x7c8f34 ExprVisitor::visit(CallExp*) ../../source/gcc/d/expr.cc:1886 0x7c74c0 build_expr(Expression*, bool, bool) ../../source/gcc/d/expr.cc:3129 0x7c755b build_expr_dtor(Expression*) ../../source/gcc/d/expr.cc:3152 0x7d3cf1 IRVisitor::visit(ExpStatement*) ../../source/gcc/d/toir.cc:1120 0x7d37bf IRVisitor::build_stmt(Statement*) ../../source/gcc/d/toir.cc:274 0x7d37bf IRVisitor::visit(CompoundStatement*) ../../source/gcc/d/toir.cc:1137 0x7d37bf IRVisitor::visit(CompoundStatement*) ../../source/gcc/d/toir.cc:1127 0x7d2e12 IRVisitor::build_stmt(Statement*) ../../source/gcc/d/toir.cc:274 0x7d2e12 build_function_body(FuncDeclaration*) ../../source/gcc/d/toir.cc:1549 0x7c6623 DeclVisitor::visit(FuncDeclaration*) ../../source/gcc/d/decl.cc:945 0x7c5b2f DeclVisitor::build_dsymbol(Dsymbol*) ../../source/gcc/d/decl.cc:146 0x7c5b2f DeclVisitor::visit(TemplateInstance*) ../../source/gcc/d/decl.cc:341 0x7c5b2f DeclVisitor::visit(TemplateInstance*) ../../source/gcc/d/decl.cc:332 0x7c31d6 DeclVisitor::build_dsymbol(Dsymbol*) ../../source/gcc/d/decl.cc:146 0x7c31d6 build_decl_tree(Dsymbol*) ../../source/gcc/d/decl.cc:986 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.