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Richard Guenther ecb4e37b73 re PR tree-optimization/37145 (XFAILs from PRE rewrite, SCCVN union optimization disabled)
2008-09-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/37145
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
	value-numbering union accesses with their offset and size only.
	(visit_reference_op_load): Fix simplification of inserted conversions.
	* tree-ssa-pre.c (find_or_generate_expression): Do not
	recursively generate expressions if running FRE.

	* gcc.c-torture/compile/20080922-1.c: New testcase.
	* gcc.dg/tree-ssa/ssa-fre-7.c: Remove XFAIL.
	* gcc.dg/tree-ssa/ssa-fre-8.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-9.c: Likewise.

From-SVN: r140562
2008-09-22 19:15:43 +00:00
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fixincludes configure.ac: Fix a typo. 2008-09-06 16:00:24 -07:00
gcc re PR tree-optimization/37145 (XFAILs from PRE rewrite, SCCVN union optimization disabled) 2008-09-22 19:15:43 +00:00
gnattools
include demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_DECLTYPE. 2008-09-09 13:38:10 -04:00
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libada re PR ada/5911 (Support for multilib in Ada) 2008-09-21 11:45:23 +00:00
libcpp cpplib.h (struct cpp_options): Add new boolean flag warn_builtin_macro_redefined. 2008-09-18 15:39:08 +00:00
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libgfortran mk-sik-inc.sh: Make -Wunused-variable proof. 2008-09-10 19:18:08 +02:00
libgomp Fix typo s/darwin/bsd 2008-09-19 22:28:53 +02:00
libiberty demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_DECLTYPE. 2008-09-09 13:38:10 -04:00
libjava install.texi (--enable-reduced-reflection): Document new option. 2008-09-05 17:09:02 +00:00
libmudflap re PR libmudflap/36397 (ICE with pointer cast and -fmudflap) 2008-09-15 23:52:53 +02:00
libobjc
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libstdc++-v3 user.cfg.in: Define _GLIBCXX_HAS_GTHREADS for mutex, condition_variable, and thread output. 2008-09-22 18:36:39 +00:00
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