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re PR tree-optimization/34099 (optimizer problem)

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2007-11-19  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34099
	* tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
	MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
	if only one operand is undefined.

	* gcc.c-torture/execute/pr34099-2.c: New testcase.

From-SVN: r130290
This commit is contained in:
Richard Biener 2007-11-19 12:52:58 +00:00
parent 0cedb9e94e
commit 56aa7240a1
1 changed files with 5 additions and 0 deletions

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gcc/testsuite/ChangeLog

@ -1,3 +1,8 @@
2007-11-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34
* gcc.c-torture/execute/pr34099-2.c: New testcase.
2007-11-19 Tobias Burnus <burnus@net-b.de>
PR fortran/34079