------- Comment #6 from jsm28 at gcc dot gnu dot org 2009-04-08 14:12 ------- Subject: Bug 39673
Author: jsm28 Date: Wed Apr 8 14:11:46 2009 New Revision: 145737 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145737 Log: PR c/39614 PR c/39673 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR, C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST, EXPR_INT_CONST_OPERANDS): Remove duplicate definitions. * c-convert.c (convert): Do not call fold on results of conversion functions when the result is a C_MAYBE_CONST_EXPR. * c-parser.c (c_parser_postfix_expression): Do not fold condition of __builtin_choose_expr. * c-typeck.c (remove_c_maybe_const_expr): New. (build_unary_op, build_conditional_expr, build_compound_expr, build_binary_op, c_objc_common_truthvalue_conversion): Call remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with integer operands. testsuite: * gcc.c-torture/compile/pr39614-1.c, gcc.c-torture/compile/pr39614-2.c, gcc.c-torture/compile/pr39614-3.c, gcc.c-torture/compile/pr39614-4.c, gcc.c-torture/compile/pr39614-5.c, gcc.c-torture/compile/pr39673-1.c, gcc.c-torture/compile/pr39673-2.c: New tests. * gcc.dg/gnu89-const-expr-2.c, gcc.dg/gnu99-const-expr-2.c: Test more cases. * gcc.dg/overflow-warn-1.c, gcc.dg/overflow-warn-2.c, gcc.dg/overflow-warn-3.c, gcc.dg/overflow-warn-4.c: Update expected errors. Added: trunk/gcc/testsuite/gcc.c-torture/compile/pr39614-1.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39614-2.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39614-3.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39614-4.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39614-5.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39673-1.c trunk/gcc/testsuite/gcc.c-torture/compile/pr39673-2.c Modified: trunk/gcc/ChangeLog trunk/gcc/c-common.h trunk/gcc/c-convert.c trunk/gcc/c-parser.c trunk/gcc/c-typeck.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/gnu89-const-expr-2.c trunk/gcc/testsuite/gcc.dg/gnu99-const-expr-2.c trunk/gcc/testsuite/gcc.dg/overflow-warn-1.c trunk/gcc/testsuite/gcc.dg/overflow-warn-2.c trunk/gcc/testsuite/gcc.dg/overflow-warn-3.c trunk/gcc/testsuite/gcc.dg/overflow-warn-4.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39673
