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re PR tree-optimization/77937 (ICE: in replace_one_candidate, at gimple-ssa-strength-reduction.c:3370)

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2016-10-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/77937
	* gimple-ssa-strength-reduction.c (analyze_increments): Use
	POINTER_TYPE_P on the candidate type to determine whether
	candidates in this chain require pointer arithmetic.

From-SVN: r241082
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Bill Schmidt 2016-10-13 01:08:20 +00:00 • committed by William Schmidt
parent 72640c178d
commit 457e189d04
2 changed files with 8 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Use
POINTER_TYPE_P on the candidate type to determine whether
candidates in this chain require pointer arithmetic.
2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian

3
gcc/gimple-ssa-strength-reduction.c
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@ -2816,8 +2816,7 @@ analyze_increments (slsr_cand_t first_dep, machine_mode mode, bool speed)
else if (incr == 0
|| incr == 1
|| (incr == -1
&& (gimple_assign_rhs_code (first_dep->cand_stmt)
!= POINTER_PLUS_EXPR)))
&& !POINTER_TYPE_P (first_dep->cand_type)))
incr_vec[i].cost = COST_NEUTRAL;
/* FORNOW: If we need to add an initializer, give up if a cast from