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author	Richard Guenther <rguenther@suse.de>
	Wed, 28 Oct 2009 14:48:34 +0000 (14:48 +0000)
committer	Richard Biener <rguenth@gcc.gnu.org>
	Wed, 28 Oct 2009 14:48:34 +0000 (14:48 +0000)
commit	cfee9aa4c9b3ea9265b595be3473d0a15319d862
tree	92b4e098e2f8daedf3f56de7f2fff165e4d72720	tree
parent	a1c6569544feb45d1fffff211a7970a8069d8c34	commit \| diff

re PR lto/41808 (error: non-trivial conversion at assignment)

2009-10-28 Richard Guenther <rguenther@suse.de>

PR lto/41808
PR lto/41839
* tree-ssa.c (useless_type_conversion_p): Do not treat
conversions to pointers to incomplete types as useless.
* gimple.c (gimple_types_compatible_p): Compare struct tags,
not typedef names.

* gcc.dg/lto/20091027-1_0.c: New testcase.
* gcc.dg/lto/20091027-1_1.c: Likewise.
* g++.dg/lto/20091026-1_0.C: Likewise.
* g++.dg/lto/20091026-1_1.C: Likewise.
* g++.dg/lto/20091026-1_a.h: Likewise.

From-SVN: r153671

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/gimple.c		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/g++.dg/lto/20091026-1_0.C	[new file with mode: 0644]	blob
gcc/testsuite/g++.dg/lto/20091026-1_1.C	[new file with mode: 0644]	blob
gcc/testsuite/g++.dg/lto/20091026-1_a.h	[new file with mode: 0644]	blob
gcc/testsuite/gcc.dg/lto/20091027-1_0.c	[new file with mode: 0644]	blob
gcc/testsuite/gcc.dg/lto/20091027-1_1.c	[new file with mode: 0644]	blob
gcc/tree-ssa.c		diff \| blob \| blame \| history

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