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re PR c++/8287 (GCC3.2: Destructor called for non-constructed local object) 

PR c++/8287
	* decl.c (finish_destructor_body): Create the label to jump to
	when returning from a destructor here.
	(finish_function_body): Rather than here.

	PR c++/8287
	* g++.dg/init/dtor2.C: New test.

From-SVN: r58643
This commit is contained in:
Mark Mitchell 2002-10-30 00:05:36 +00:00 committed by Mark Mitchell
parent 7deae97af8
commit 5633b37c1b
3 changed files with 40 additions and 8 deletions
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7
gcc/cp/ChangeLog
View File

@ -1,3 +1,10 @@
2002-10-29 Mark Mitchell <mark@codesourcery.com>
PR c++/8287
* decl.c (finish_destructor_body): Create the label to jump to
when returning from a destructor here.
(finish_function_body): Rather than here.
2002-10-25 Zack Weinberg <zack@codesourcery.com>
PR c++/7266

13
gcc/cp/decl.c
View File

@ -14275,6 +14275,10 @@ finish_destructor_body ()
{
tree exprstmt;
/* Any return from a destructor will end up here; that way all base
and member cleanups will be run when the function returns. */
add_stmt (build_stmt (LABEL_STMT, dtor_label));
/* In a virtual destructor, we must call delete. */
if (DECL_VIRTUAL_P (current_function_decl))
{
@ -14347,14 +14351,7 @@ void
finish_function_body (compstmt)
tree compstmt;
{
if (processing_template_decl)
/* Do nothing now. */;
else if (DECL_DESTRUCTOR_P (current_function_decl))
/* Any return from a destructor will end up here. Put it before the
cleanups so that an explicit return doesn't duplicate them. */
add_stmt (build_stmt (LABEL_STMT, dtor_label));
/* Close the block; in a destructor, run the member cleanups. */
/* Close the block. */
finish_compound_stmt (0, compstmt);
if (processing_template_decl)

28
gcc/testsuite/g++.dg/init/dtor2.C Normal file
View File

@ -0,0 +1,28 @@
// { dg-do run }
extern "C" void abort ();
struct A
{
~A();
};
A::~A () {
abort ();
}
struct B
{
~B();
};
B::~B () {
if(true) return;
A a;
}
int main()
{
B b;
return 0;
}