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authorJakub Jelinek <jakub@redhat.com>2010-03-18 21:15:05 +0100
committerJakub Jelinek <jakub@gcc.gnu.org>2010-03-18 21:15:05 +0100
commit5644a3d0e39e5705bbf8bba5ff59f8ae336830d9 (patch)
tree0bfa407d0115ac5a0e33cddaa34238222042382f /gcc/tree.h
parent8132a837da9fb586a5fd2596528178f9ea6f97a2 (diff)
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re PR rtl-optimization/43058 (var-tracking uses up all virtual memory)
PR debug/43058 * var-tracking.c (non_suitable_const): New function. (add_uses): For DEBUG_INSNs with constants, don't record any value, instead just the constant value itself. (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC is not VAR_LOC_UNKNOWN_P, set var to the constant. (emit_notes_in_bb): Likewise. (emit_note_insn_var_location): For onepart variables if cur_loc is a VOIDmode constant, use DECL_MODE. * gcc.dg/pr43058.c: New test. From-SVN: r157547
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