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re PR tree-optimization/40570 (ICE with recursion at -O3)

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2009-07-30  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/40570
	* ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
	use inlining loops.

	* testsuite/gcc.c-torture/compile/pr40570.c: New test.

From-SVN: r150263
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Martin Jambor 2009-07-30 18:26:09 +02:00 committed by Martin Jambor
parent 4380ae3548
commit 2d4b90b183
4 changed files with 35 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2009-07-30 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40570
* ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
use inlining loops.
2009-07-30 Razya Ladelsky <razya@il.ibm.com>
* ssa-loop-manip.c: Include langhooks.h.

2
gcc/ipa-inline.c
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@ -1227,6 +1227,8 @@ cgraph_decide_inlining (void)
&& !node->needed
&& node->local.inlinable
&& node->callers->inline_failed
&& node->callers->caller != node
&& node->callers->caller->global.inlined_to != node
&& !gimple_call_cannot_inline_p (node->callers->call_stmt)
&& !DECL_EXTERNAL (node->decl)
&& !DECL_COMDAT (node->decl))

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2009-07-30 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40570
* gcc.c-torture/compile/pr40570.c: New test.
2009-07-29 Jason Merrill <jason@redhat.com>
PR c++/14912

22
gcc/testsuite/gcc.c-torture/compile/pr40570.c Normal file
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@ -0,0 +1,22 @@
extern void anything(int);
static int foo(int i);
static int bar(int i) { foo(i); }
extern int j;
static int foo(int i)
{
if (j)
anything(j);
return bar(i);
}
int baz()
{
foo(0);
if (baz())
return 1;
return 0;
}