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re PR middle-end/21846 (segfault in fold_binary compiling vpr with -O2 -funroll-loops)
authorZdenek Dvorak <dvorakz@suse.cz>
Sun, 5 Jun 2005 18:07:43 +0000 (20:07 +0200)
committerZdenek Dvorak <rakdver@gcc.gnu.org>
Sun, 5 Jun 2005 18:07:43 +0000 (18:07 +0000)
commitd5ab56750864fa89c06a33d2f2d8e532d8b6b76a
treecfeafcc33d51ab68e1c5e4385dfbe70b56fbca72tree
parent86403f0f329ea996b6323d4011d5da0111ab80d8commit | diff
re PR middle-end/21846 (segfault in fold_binary compiling vpr with -O2 -funroll-loops)

PR tree-optimization/21846
* tree-cfg.c (replace_uses_by): Update information stored at loops.
* tree-flow.h (substitute_in_loop_info): Declare.
* tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
Ensure that chrec_dont_know and chrec_known have a type.
* tree-ssa-loop-niter.c (substitute_in_loop_info): New function.

From-SVN: r100631
gcc/ChangeLog diff | blob | history
gcc/tree-cfg.c diff | blob | history
gcc/tree-flow.h diff | blob | history
gcc/tree-scalar-evolution.c diff | blob | history
gcc/tree-ssa-loop-niter.c diff | blob | history