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re PR tree-optimization/54669 (verify_flow_info failure after loop unrolling with -fnon-call-exceptions)

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PR tree-optimization/54669
	* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
	maybe_clean_or_replace_eh_stmt on the modified use statements.

From-SVN: r191654
This commit is contained in:
Eric Botcazou 2012-09-23 20:37:37 +00:00
parent 2d411f1d8e
commit ee3de2b8b2
4 changed files with 34 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/54669
* tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
maybe_clean_or_replace_eh_stmt on the modified use statements.
2012-09-23 Marc Glisse <marc.glisse@inria.fr>
* expr.c (do_store_flag): Remove duplicated code.

6
gcc/testsuite/ChangeLog
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@ -1,10 +1,14 @@
2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
* gcc.dg/pr54669.c: New test.
2012-09-23 Paolo Carlini <paolo.carlini@oracle.com>
Dominique Dhumieres <dominiq@lps.ens.fr>
PR testsuite/54677
* g++.dg/cpp0x/decltype32.C: Add -ftemplate-depth=10.
2012-09-2323 Tobias Burnus <burnus@net-b.de>
2012-09-23 Tobias Burnus <burnus@net-b.de>
PR fortran/54618
* gfortran.dg/class_array_14.f90: New.

22
gcc/testsuite/gcc.dg/pr54669.c Normal file
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@ -0,0 +1,22 @@
/* PR tree-optimization/54669 */
/* Testcase by Zdenek Sojka <zsojka@seznam.cz> */
/* { dg-compile } */
/* { dg-options "-O2 -fexceptions -fnon-call-exceptions" } */
int a[10];
void
foo (void)
{
int x;
int i;
for (i = 0; i < 1;)
{
int b[3];
for (i = 0; i < 1; i++)
b[i] = a[i];
if (&x)
a[0] = b[0];
}
}

1
gcc/tree-ssa-loop-ivcanon.c
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@ -531,6 +531,7 @@ propagate_into_all_uses (tree ssa_name, tree val)
fold_stmt_inplace (&use_stmt_gsi);
update_stmt (use_stmt);
maybe_clean_or_replace_eh_stmt (use_stmt, use_stmt);
}
}