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PR c++/51473 - ICE with invalid auto 

gcc/cp/

	PR c++/51473
	* decl.c (check_tag_decl): Error out on auto specifier with no
	declarator.

gcc/testsuite/

	PR c++/51473
	* g++.dg/cpp0x/auto30.C: New test.

From-SVN: r182375
This commit is contained in:
Dodji Seketeli 2011-12-15 15:40:25 +00:00 committed by Dodji Seketeli
parent 90376fadb8
commit f03e689a9d
4 changed files with 26 additions and 0 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2011-12-15 Dodji Seketeli <dodji@redhat.com>
PR c++/51473
* decl.c (check_tag_decl): Error out on auto specifier with no
declarator.
2011-12-15 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/51365

6
gcc/cp/decl.c
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@ -4140,6 +4140,12 @@ check_tag_decl (cp_decl_specifier_seq *declspecs)
error_p = true;
if (declared_type == NULL_TREE && ! saw_friend && !error_p)
permerror (input_location, "declaration does not declare anything");
else if (declared_type != NULL_TREE && type_uses_auto (declared_type))
{
error ("%<auto%> can only be specified for variables "
"or function declarations");
return error_mark_node;
}
/* Check for an anonymous union. */
else if (declared_type && RECORD_OR_UNION_CODE_P (TREE_CODE (declared_type))
&& TYPE_ANONYMOUS_P (declared_type))

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2011-12-15 Dodji Seketeli <dodji@redhat.com>
PR c++/51473
* g++.dg/cpp0x/auto30.C: New test.
2011-12-15 Tobias Burnus <burnus@net-b.de>
* gfortran.dg/coarray/poly_run_3.f90: New.

9
gcc/testsuite/g++.dg/cpp0x/auto30.C Normal file
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@ -0,0 +1,9 @@
// Origin PR c++/51473
// { dg-options "-std=c++11" }
struct A
{
auto friend struct B; // { dg-error "multiple types|can only be specified|friend" }
};
auto int; // { dg-error "multiple types|can only be specified for variables" }