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re PR middle-end/24109 (non unit-at-a-time failure with compound literals)

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PR middle-end/24109
	* c-decl.c (c_write_global_declarations_1): If any
	wrapup_global_declaration_2 call returned true, restart the loop.

	* gcc.c-torture/execute/20050929-1.c: New test.

From-SVN: r104794
This commit is contained in:
Jakub Jelinek 2005-09-29 23:34:33 +02:00 • committed by Jakub Jelinek
parent 8d2c775f01
commit df4b9cfe50
4 changed files with 43 additions and 2 deletions
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6
gcc/ChangeLog
View file

@ -1,3 +1,9 @@
2005-09-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/24109
* c-decl.c (c_write_global_declarations_1): If any
wrapup_global_declaration_2 call returned true, restart the loop.
2005-09-29 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/24117

14
gcc/c-decl.c
View file

@ -7548,6 +7548,7 @@ static void
c_write_global_declarations_1 (tree globals)
{
tree decl;
bool reconsider;
/* Process the decls in the order they were written. */
for (decl = globals; decl; decl = TREE_CHAIN (decl))
@ -7566,9 +7567,18 @@ c_write_global_declarations_1 (tree globals)
}
wrapup_global_declaration_1 (decl);
wrapup_global_declaration_2 (decl);
check_global_declaration_1 (decl);
}
do
{
reconsider = false;
for (decl = globals; decl; decl = TREE_CHAIN (decl))
reconsider |= wrapup_global_declaration_2 (decl);
}
while (reconsider);
for (decl = globals; decl; decl = TREE_CHAIN (decl))
check_global_declaration_1 (decl);
}
/* A subroutine of c_write_global_declarations Emit debug information for each

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2005-09-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/24109
* gcc.c-torture/execute/20050929-1.c: New test.
2005-09-29 Steven Bosscher <stevenb@suse.de>
* gcc.dg/tree-ssa/ssa-ccp-11.c: Fix the test case and un-xfail.

20
gcc/testsuite/gcc.c-torture/execute/20050929-1.c Normal file
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@ -0,0 +1,20 @@
/* PR middle-end/24109 */
extern void abort (void);
struct A { int i; int j; };
struct B { struct A *a; struct A *b; };
struct C { struct B *c; struct A *d; };
struct C e = { &(struct B) { &(struct A) { 1, 2 }, &(struct A) { 3, 4 } }, &(struct A) { 5, 6 } };
int
main (void)
{
if (e.c->a->i != 1 || e.c->a->j != 2)
abort ();
if (e.c->b->i != 3 || e.c->b->j != 4)
abort ();
if (e.d->i != 5 || e.d->j != 6)
abort ();
return 0;
}