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* [Bug c++/39822] New: ICE: Segmentation fault -- with function template default template arguments in c++0x mode
@ 2009-04-20 17:28 gcc at abeckmann dot de
2009-04-20 17:41 ` [Bug c++/39822] " paolo dot carlini at oracle dot com
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: gcc at abeckmann dot de @ 2009-04-20 17:28 UTC (permalink / raw)
To: gcc-bugs
The following testcase produces a segmentation fault in --std=c++0x mode (in
4.3, 4.4, 4.5):
----- 8< -----
template < typename >
struct A ;
template < typename X, template < typename > class = A >
void test ( X )
{
A < int > T ;
test ( T ) ;
}
----- >8 -----
===== 4.3.4 -std=c++0x =====
$ x86_64-linux-gnu-g++-4.3.x -v -std=c++0x -c segfault.min.ii
Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-4_3-branch/configure
--prefix=/opt/software/gcc-x86_64/gcc-4.3.x --program-suffix=-4.3.x
--enable-languages=c,c++ --enable-checking
Thread model: posix
gcc version 4.3.4 20090413 (prerelease) (GCC)
COLLECT_GCC_OPTIONS='-v' '-std=c++0x' '-c' '-shared-libgcc' '-mtune=generic'
/opt/software/gcc-x86_64/gcc-4.3.x/libexec/gcc/x86_64-unknown-linux-gnu/4.3.4/cc1plus
-fpreprocessed segfault.min.ii -quiet -dumpbase segfault.min.ii -mtune=generic
-auxbase segfault.min -std=c++0x -version -o /tmp/cccslkh4.s
GNU C++ (GCC) version 4.3.4 20090413 (prerelease) (x86_64-unknown-linux-gnu)
compiled by GNU C version 4.3.4 20090413 (prerelease), GMP version
4.2.2, MPFR version 2.3.1.
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 922fef518d0100daafe6c2059a02f6bf
segfault.min.ii: In function 'void test(X)':
segfault.min.ii:2: internal compiler error: Segmentation fault
===== =====
===== 4.3.4 =====
$ x86_64-linux-gnu-g++-4.3.x -c segfault.min.ii
segfault.min.ii:4: error: default template arguments may not be used in
function templates
segfault.min.ii: In function 'void test(X)':
segfault.min.ii:7: error: no matching function for call to 'test(A<int>&)'
==========
--
Summary: ICE: Segmentation fault -- with function template
default template arguments in c++0x mode
Product: gcc
Version: 4.3.4
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: gcc at abeckmann dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39822
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2009-04-22 23:55 UTC | newest]
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-- links below jump to the message on this page --
2009-04-20 17:28 [Bug c++/39822] New: ICE: Segmentation fault -- with function template default template arguments in c++0x mode gcc at abeckmann dot de
2009-04-20 17:41 ` [Bug c++/39822] " paolo dot carlini at oracle dot com
2009-04-20 17:51 ` gcc at abeckmann dot de
2009-04-22 23:55 ` pinskia at gcc dot gnu dot org
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