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From: "reichelt at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/35744] New: [4.1/4.2/4.3/4.4 regression] ICE attributes for invalid types Date: Fri, 28 Mar 2008 21:42:00 -0000 [thread overview] Message-ID: <bug-35744-1771@http.gcc.gnu.org/bugzilla/> (raw) The following invalid code snippets triggers an ICE since GCC 4.1.0: ========================================= struct A { void x[1] __attribute__((packed)); }; ========================================= bug.c:3: error: declaration of 'x' as array of voids bug.c:3: internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in handle_packed_attribute, at c-common.c:4653 Please submit a full bug report, [etc.] Also other attributes applied to invalid variables cause ICEs in various places, e.g. ================================================= typedef char x[N] __attribute__((aligned(4))); ================================================= bug.c:1: error: 'N' undeclared here (not in a function) bug.c:1: internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in build_variant_type_copy, at tree.c:4180 Please submit a full bug report, [etc.] ================================================= void x[1] __attribute__((vector_size(8))); ================================================= bug.c:1: error: declaration of 'x' as array of voids bug.c:1: internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in handle_vector_size_attribute, at c-common.c:6070 Please submit a full bug report, [etc.] ================================================= void x[1] __attribute__((may_alias)); ================================================= bug.c:1: error: declaration of 'x' as array of voids bug.c:1: internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in decl_attributes, at attribs.c:355 Please submit a full bug report, [etc.] -- Summary: [4.1/4.2/4.3/4.4 regression] ICE attributes for invalid types Product: gcc Version: 4.4.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code, error-recovery, monitored Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: reichelt at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35744
next reply other threads:[~2008-03-28 21:42 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-03-28 21:42 reichelt at gcc dot gnu dot org [this message] 2008-03-28 21:46 ` [Bug c/35744] " reichelt at gcc dot gnu dot org 2008-04-11 6:57 ` reichelt at gcc dot gnu dot org 2008-04-12 9:24 ` [Bug c/35744] [4.1/4.2/4.3 " reichelt at gcc dot gnu dot org 2008-04-15 9:33 ` jakub at gcc dot gnu dot org 2008-04-17 19:36 ` reichelt at gcc dot gnu dot org 2008-04-17 19:43 ` reichelt at gcc dot gnu dot org 2008-04-17 19:49 ` [Bug c/35744] [4.1 " reichelt at gcc dot gnu dot org 2008-07-04 16:19 ` jsm28 at gcc dot gnu dot org
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