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| author | Marek Polacek <polacek@redhat.com> | 2016-04-04 08:11:46 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2016-04-04 08:11:46 +0000 |
| commit | f13355da300a1f58d0bb7bc4094921dda4169de2 (patch) | |
| tree | 7935347ce5b6c092f866678ad2ba3afec0644e24 /gcc/c/c-fold.c | |
| parent | dbc3f125582d235892b41db38f7aa3647ee3378b (diff) | |
re PR middle-end/70307 (ICE: in gimplify_expr, at gimplify.c:10915 on valid code)
PR c/70307
* c-fold.c (c_fully_fold_internal): Handle VEC_COND_EXPR.
* gcc.dg/torture/pr70307.c: New test.
From-SVN: r234706
Diffstat (limited to 'gcc/c/c-fold.c')
| -rw-r--r-- | gcc/c/c-fold.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/c/c-fold.c b/gcc/c/c-fold.c index f07917f17e7..6c82f242bf1 100644 --- a/gcc/c/c-fold.c +++ b/gcc/c/c-fold.c @@ -528,6 +528,26 @@ c_fully_fold_internal (tree expr, bool in_init, bool *maybe_const_operands, *maybe_const_itself &= op2_const_self; goto out; + case VEC_COND_EXPR: + orig_op0 = op0 = TREE_OPERAND (expr, 0); + orig_op1 = op1 = TREE_OPERAND (expr, 1); + orig_op2 = op2 = TREE_OPERAND (expr, 2); + op0 = c_fully_fold_internal (op0, in_init, maybe_const_operands, + maybe_const_itself, for_int_const); + STRIP_TYPE_NOPS (op0); + op1 = c_fully_fold_internal (op1, in_init, maybe_const_operands, + maybe_const_itself, for_int_const); + STRIP_TYPE_NOPS (op1); + op2 = c_fully_fold_internal (op2, in_init, maybe_const_operands, + maybe_const_itself, for_int_const); + STRIP_TYPE_NOPS (op2); + + if (op0 != orig_op0 || op1 != orig_op1 || op2 != orig_op2) + ret = fold_build3_loc (loc, code, TREE_TYPE (expr), op0, op1, op2); + else + ret = fold (expr); + goto out; + case EXCESS_PRECISION_EXPR: /* Each case where an operand with excess precision may be encountered must remove the EXCESS_PRECISION_EXPR around |