re PR c/59891 (ICE on invalid code (with div-by-zero) at all optimization levels on x86_64-linux-gnu)
PR c/59891 c/ * c-typeck.c (build_conditional_expr): Call c_fully_fold instead of remove_c_maybe_const_expr on op1 and op2. testsuite/ * gcc.dg/torture/pr59891.c: New test. From-SVN: r206944
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2014-01-22 Marek Polacek <polacek@redhat.com>
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PR c/59891
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* c-typeck.c (build_conditional_expr): Call c_fully_fold instead
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of remove_c_maybe_const_expr on op1 and op2.
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2014-01-15 Jakub Jelinek <jakub@redhat.com>
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PR c/58943
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@ -4708,8 +4708,10 @@ build_conditional_expr (location_t colon_loc, tree ifexp, bool ifexp_bcp,
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{
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if (int_operands)
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{
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op1 = remove_c_maybe_const_expr (op1);
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op2 = remove_c_maybe_const_expr (op2);
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/* Use c_fully_fold here, since C_MAYBE_CONST_EXPR might be
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nested inside of the expression. */
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op1 = c_fully_fold (op1, false, NULL);
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op2 = c_fully_fold (op2, false, NULL);
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}
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ret = build3 (COND_EXPR, result_type, ifexp, op1, op2);
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if (int_operands)
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@ -1,3 +1,8 @@
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2014-01-22 Marek Polacek <polacek@redhat.com>
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PR c/59891
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* gcc.dg/torture/pr59891.c: New test.
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2014-01-22 Jeff Law <law@redhat.com>
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PR tree-optimization/59597
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/* PR c/59891 */
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unsigned int a;
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int
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main ()
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{
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return (0 ? a : 0) ? : 0 % 0; /* { dg-warning "division by zero" } */
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}
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