Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/parse/expr3.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* PR/18047 Test that operators have the right precedence. */ /* by bonzini@gnu.org */ #define test(lower, higher, a, b, c, d) \ test_(lower, higher, a, b, c, d, __LINE__) #define test_(lower, higher, a, b, c, d, line)\ test__(lower, higher, a, b, c, d, line) /* The first declaration tests that the parentheses are added correctly by the expression parser. The second tests that the two possible orderings of precedences do give different results. */ #define test__(lower, higher, a, b, c, d, line) \ char test##line[ \ (a higher b lower c higher d) == \ ((a higher b) lower (c higher d)) \ ? 1 : -1]; \ char doublecheck##line[ \ (a higher b lower c higher d) == \ (a higher (b lower c) higher d) \ ? -1 : 1]; test (||, &&, 1, 1, 0, 0) test (&&, |, 5, 1, 1, 19) test (|, ^, 1, 2, 2, 1) test (^, &, 1, 3, 2, 6) test (&, ==, 1, 3, 2, 0) test (==, <, 2, 0, 0, 0) test (<, <<, 2, 3, 6, 8) test (<<, +, 2, 3, 4, 5) test (+, *, 2, 6, 9, 13)