http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46858
Summary: ICE: in cp_lexer_new_from_tokens, at cp/parser.c:464
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: g...@abeckmann.de
The following piece of invalid code ICEs in 4.2.x up to 4.6.0 (no older
compilers tested):
===== 8< =====
template < class >
struct
pair
{
pair
<
class
{
insert
(
{
pair
===== >8 =====
$ g++-trunk -v -c ice-cp_lexer_new_from_tokens.min.ii
Using built-in specs.
COLLECT_GCC=/opt/software/x86_64/gcc-trunk/bin/g++-trunk
COLLECT_LTO_WRAPPER=/opt/software/x86_64/gcc-trunk/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-trunk/configure --prefix=/opt/software/x86_64/gcc-trunk
--program-suffix=-trunk --enable-languages=c,c++ --enable-checking
Thread model: posix
gcc version 4.6.0 20101207 (experimental) (GCC)
COLLECT_GCC_OPTIONS='-v' '-c' '-shared-libgcc' '-mtune=generic' '-march=x86-64'
/opt/software/x86_64/gcc-trunk/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/cc1plus
-fpreprocessed ice-cp_lexer_new_from_tokens.min.ii -quiet -dumpbase
ice-cp_lexer_new_from_tokens.min.ii -mtune=generic -march=x86-64 -auxbase
ice-cp_lexer_new_from_tokens.min -version -o /tmp/ccTNXXhm.s
GNU C++ (GCC) version 4.6.0 20101207 (experimental) (x86_64-unknown-linux-gnu)
compiled by GNU C version 4.6.0 20101207 (experimental), GMP version
4.3.2, MPFR version 3.0.0-p3, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C++ (GCC) version 4.6.0 20101207 (experimental) (x86_64-unknown-linux-gnu)
compiled by GNU C version 4.6.0 20101207 (experimental), GMP version
4.3.2, MPFR version 3.0.0-p3, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 58dd45b357216c1e9d23aab2b8f87581
ice-cp_lexer_new_from_tokens.min.ii:11:1: error: expected identifier before ‘{’
token
ice-cp_lexer_new_from_tokens.min.ii:11:1: error: expected ‘)’ before ‘{’ token
ice-cp_lexer_new_from_tokens.min.ii:11:1: error: ISO C++ forbids declaration of
‘insert’ with no type [-fpermissive]
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘}’ at end of input
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘;’ after class
definition
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected template-argument
before ‘;’ token
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘>’ before ‘;’ token
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘::’ before ‘;’ token
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected unqualified-id before
‘;’ token
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘}’ at end of input
ice-cp_lexer_new_from_tokens.min.ii:12:1: error: expected ‘;’ after struct
definition
ice-cp_lexer_new_from_tokens.min.ii:12:1: internal compiler error: in
cp_lexer_new_from_tokens, at cp/parser.c:464
Please submit a full bug report,
