From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20149 invoked by alias); 30 Oct 2003 17:23:43 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 20141 invoked by alias); 30 Oct 2003 17:23:42 -0000 Date: Thu, 30 Oct 2003 17:31:00 -0000 From: "gcc-bugzilla at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org Message-ID: <20031030172301.12844.casey.liscum@isinet.com> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug c++/12844] New: ICE on anonymous struct inheritance with -gxcoff on AIX X-Bugzilla-Reason: CC X-SW-Source: 2003-10/txt/msg02750.txt.bz2 List-Id: PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12844 Summary: ICE on anonymous struct inheritance with -gxcoff on AIX Product: gcc Version: 3.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: casey dot liscum at isinet dot com CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: powerpc-ibm-aix5.1.0.0 GCC host triplet: powerpc-ibm-aix5.1.0.0 GCC target triplet: powerpc-ibm-aix5.1.0.0 ICE in g++ when inheriting a typedef'd anonymous struct, and when compiling with -gxcoff on AIX. This code works on Linux i686 and Solaris with the same compiler version. The problem is non-existant without -gxcoff. Environment: System: AIX sandbox 1 5 000CC40D4C00 host: powerpc-ibm-aix5.1.0.0 build: powerpc-ibm-aix5.1.0.0 target: powerpc-ibm-aix5.1.0.0 configured with: ./configure --prefix=/links/extern/aix51 How-To-Repeat: --- foo.cpp ------------------------- typedef struct {} foo_s; class foo : public foo_s {}; ------------------------------------- $ g++ -Wall -gxcoff -c -o foo.o foo.cpp foo.cpp:2: Internal compiler error in tree_low_cst, at tree.c:3485 ... --- foo.ii -------------------------- # 1 "foo.cpp" # 1 "" # 1 "" # 1 "foo.cpp" typedef struct {} foo_s; class foo : public foo_s {}; ------------------------------------- --- foo.s --------------------------- .file "foo.cpp" .toc .csect _foo.rw_cpp[RW],3 .csect .text[PR] .stabx "__int128_t:t1=r1;0;-1;",0,140,0 .stabx "__uint128_t:t2=r2;0;-1;",0,140,0 .stabx "complex int:t3=s8real:-1,0,32;imag:-1,32,32;;",0,140,0 .stabx "complex float:t4=R3;8;0;",0,140,0 .stabx "complex double:t5=R4;16;0;",0,140,0 .stabx "complex long double:t6=R4;16;0;",0,140,0 .stabx "wchar_t:t7=r7;0;65535;",0,140,0 .stabx "__builtin_va_list:t8=*-2",0,140,0 .stabx "bool:t9=eFalse:0,True:1,;",0,140,0 .stabx "__vtbl_ptr_type:t10=*11=f-1",0,140,0 .stabx "foo_s:t12=s1;",0,140,0 .stabx "foo:T13=s1foo_s:12,0,sandbox:/work/links/cliscum/Links-MAIN/isilib/ctree ------------------------------------ ------- Additional Comments From casey dot liscum at isinet dot com 2003-10-30 17:23 ------- Fix: 1) Compile without -gxcoff 2) Change line 1 of foo.cpp thus: < typedef struct {} foo_s; --- > typedef struct SOMENAME {} foo_s;