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re PR bootstrap/53466 (Bootstrap failure)

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2012-05-24  Richard Guenther  <rguenther@suse.de>

	PR bootstrap/53466
	* g++.dg/debug/pr53466.C: New testcase.

From-SVN: r187830
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Richard Guenther 2012-05-24 12:36:40 +00:00 • committed by Richard Biener
parent 0faa05629e
commit 8a791ae231
2 changed files with 44 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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2012-05-24 Richard Guenther <rguenther@suse.de>
PR bootstrap/53466
* g++.dg/debug/pr53466.C: New testcase.
2012-05-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/53465

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gcc/testsuite/g++.dg/debug/pr53466.C Normal file
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// { dg-do compile }
// { dg-options "-foptimize-sibling-calls -fcompare-debug" }
typedef union gimple_statement_d *gimple;
typedef gimple gimple_seq_node;
typedef struct {
gimple_seq_node ptr;
void *seq;
void *bb;
} gimple_stmt_iterator;
struct gimple_statement_base {
gimple next;
};
union gimple_statement_d {
struct gimple_statement_base gsbase;
};
static inline gimple_stmt_iterator gsi_start_1 (gimple stmt)
{
gimple_stmt_iterator i;
i.ptr = stmt;
return i;
}
bool gimple_may_fallthru (gimple);
static bool gimple_try_catch_may_fallthru (gimple stmt)
{
gimple_stmt_iterator i = gsi_start_1 (stmt);
for (; i.ptr; i.ptr = i.ptr->gsbase.next)
{
if (gimple_may_fallthru (i.ptr))
return true;
}
}
bool gimple_stmt_may_fallthru (gimple stmt, bool x)
{
if (x)
return gimple_may_fallthru (stmt);
else
return gimple_try_catch_may_fallthru (stmt);
}