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author	Jakub Jelinek <jakub@redhat.com>
	Fri, 28 Jan 2011 19:36:44 +0000 (20:36 +0100)
committer	Jakub Jelinek <jakub@gcc.gnu.org>
	Fri, 28 Jan 2011 19:36:44 +0000 (20:36 +0100)
commit	591e29d9da4cb934419efab7e73468df42af9186
tree	738974e0dfcd7dab87ec93691e86e2079883ce31	tree
parent	62dcc44a4bbe224aaac5d5dccb4703382b3a84e5	commit \| diff

re PR target/42894 (Invalid rtl sharing in Thumb1.)

PR target/42894
* varasm.c (force_const_mem): Store copy of x in desc->constant
instead of x itself.
* expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
itself into REG_EQUAL note.

* gcc.dg/tls/pr42894.c: New test.

From-SVN: r169370

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/expr.c		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/tls/pr42894.c	[new file with mode: 0644]	blob
gcc/varasm.c		diff \| blob \| blame \| history

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