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re PR c++/30536 (ICE with __thread and register)

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PR c++/30536
	* decl.c (grokdeclarator): If __thread is used together with
	a storage class other than extern and static, clear thread_p
	after issuing diagnostics and fall through to checking the
	storage class.

	* g++.dg/tls/diag-5.C: New test.

From-SVN: r121496
This commit is contained in:
Jakub Jelinek 2007-02-02 13:23:18 +01:00 committed by Jakub Jelinek
parent 6b01cd54dd
commit 3e66d09699
4 changed files with 25 additions and 9 deletions
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8
gcc/cp/ChangeLog
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@ -1,3 +1,11 @@
2007-02-02 Jakub Jelinek <jakub@redhat.com>
PR c++/30536
* decl.c (grokdeclarator): If __thread is used together with
a storage class other than extern and static, clear thread_p
after issuing diagnostics and fall through to checking the
storage class.
2007-01-30 Roger Sayle <roger@eyesopen.com>
* error.c (dump_type_suffix): Avoid use of cp_build_binary_op when

18
gcc/cp/decl.c
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@ -7470,20 +7470,20 @@ grokdeclarator (const cp_declarator *declarator,
/* Warn about storage classes that are invalid for certain
kinds of declarations (parameters, typenames, etc.). */
if (thread_p
&& ((storage_class
&& storage_class != sc_extern
&& storage_class != sc_static)
|| declspecs->specs[(int)ds_typedef]))
{
error ("multiple storage classes in declaration of %qs", name);
thread_p = false;
}
if (declspecs->conflicting_specifiers_p)
{
error ("conflicting specifiers in declaration of %qs", name);
storage_class = sc_none;
}
else if (thread_p
&& ((storage_class
&& storage_class != sc_extern
&& storage_class != sc_static)
|| declspecs->specs[(int)ds_typedef]))
{
error ("multiple storage classes in declaration of %qs", name);
thread_p = false;
}
else if (decl_context != NORMAL
&& ((storage_class != sc_none
&& storage_class != sc_mutable)

3
gcc/testsuite/ChangeLog
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@ -1,5 +1,8 @@
2007-02-02 Jakub Jelinek <jakub@redhat.com>
PR c++/30536
* g++.dg/tls/diag-5.C: New test.
PR middle-end/30473
* gcc.dg/pr30473.c: New test.
* gcc.c-torture/execute/20070201-1.c: New test.

5
gcc/testsuite/g++.dg/tls/diag-5.C Normal file
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@ -0,0 +1,5 @@
// PR c++/30536
// Invalid __thread specifiers.
// { dg-require-effective-target tls }
struct A { __thread register int i; }; // { dg-error "multiple storage classes|storage class specified" }