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re PR tree-optimization/44539 (ICE: verify_ssa failed: type mismatch between an SSA_NAME and its symbol)

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PR tree-optimization/44539
	* tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when
	the call doesn't have LHS, but has VDEF.

	* gcc.dg/pr44539.c: New test.

From-SVN: r161374
This commit is contained in:
Jakub Jelinek 2010-06-25 14:07:00 +02:00 committed by Jakub Jelinek
parent 47d660fbcc
commit 8ba0479ece
4 changed files with 43 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2010-06-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/44539
* tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when
the call doesn't have LHS, but has VDEF.
2010-06-25 Joseph Myers <joseph@codesourcery.com>
* config/pa/pa.h (MODIFY_TARGET_NAME): Remove.

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2010-06-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/44539
* gcc.dg/pr44539.c: New test.
2010-06-25 Bernd Schmidt <bernds@codesourcery.com>
From Jim Wilson:

29
gcc/testsuite/gcc.dg/pr44539.c Normal file
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@ -0,0 +1,29 @@
/* PR tree-optimization/44539 */
/* { dg-do compile } */
/* { dg-options "-ftracer -freorder-blocks -O2" } */
void bar (int file);
extern int baz (void);
void noret1 ()
{
bar (0);
__builtin_exit (0);
}
void noret2 ()
{
__builtin_exit (0);
}
void bar (int i)
{
if (baz ())
noret1 (i);
}
void foo (int i)
{
if (~i) bar (i);
i ? noret1 () : noret2 ();
}

3
gcc/tree-cfgcleanup.c
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@ -591,6 +591,9 @@ fixup_noreturn_call (gimple stmt)
update_stmt (stmt);
changed = true;
}
/* Similarly remove VDEF if there is any. */
else if (gimple_vdef (stmt))
update_stmt (stmt);
return changed;
}