http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51154
Bug #: 51154 Summary: internal compiler error: gimplification failed Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: ca...@cs.stanford.edu Created attachment 25833 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25833 Program that cuases g++ to ICE. How to reproduce: g++ -c prog.cpp DIAGNOSTIC: gimplification failed: <<< Unknown tree: using_decl >>> <using_decl 0x7f3d605e9f18 counts type <record_type 0x7f3d605f0c78 BASE sizes-gimplified used type_5 type_6 DI size <integer_cst 0x7f3d60469f40 constant 64> unit size <integer_cst 0x7f3d60469f60 constant 8> align 32 symtab 0 alias set -1 canonical type 0x7f3d605e7d20 fields <field_decl 0x7f3d605d3da8 counts type <integer_type 0x7f3d604825e8 int> nonlocal decl_3 SI file prog.cpp line 5 col 9 size <integer_cst 0x7f3d604852c0 constant 32> unit size <integer_cst 0x7f3d604852e0 constant 4> align 32 offset_align 128 offset <integer_cst 0x7f3d60469f80 constant 0> bit offset <integer_cst 0x7f3d60469fe0 constant 0> context <record_type 0x7f3d605e7d20 ARRAYS_ND_BASE> chain <field_decl 0x7f3d605d3e40 array>> context <translation_unit_decl 0x7f3d6047f170 D.1> full-name "ARRAY<float, VECTOR<int> >::BASE" X() X(constX&) this=(X&) n_parents=0 use_template=1 interface-unknown pointer_to_this <pointer_type 0x7f3d605f6540> reference_to_this <reference_type 0x7f3d605f6888> chain <type_decl 0x7f3d605e9450 ARRAYS_ND_BASE>> ignored VOID file prog.cpp line 16 col 17 align 1 context <record_type 0x7f3d605e7bd0 ARRAY> initial <field_decl 0x7f3d605d3da8 counts> chain <type_decl 0x7f3d605e9ac8 ARRAY>> prog.cpp: In member function ‘void ARRAY<T, VECTOR<int> >::Resize() [with T = float]’: prog.cpp:17:20: internal compiler error: gimplification failed Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. COMPILER VERSION: Using built-in specs. COLLECT_GCC=/home/cas43/new-gcc/inst/bin/g++ COLLECT_LTO_WRAPPER=/home/cas43/new-gcc/inst/libexec/gcc/x86_64-unknown-linux-gnu/4.7.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../current-gcc/configure --prefix=/home/cas43/new-gcc/inst Thread model: posix gcc version 4.7.0 20111116 (experimental) (GCC)