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check_ast_ba.cpp
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check_ast_ba.cpp
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#include "ast.h"
#include "ast_gen.h"
#include "parser.h"
void check_ast_ba(size_t& good, size_t& bad) {
AstGen::Gen const
x = Ast::Identifier("x"),
y = Ast::Identifier("y"),
z = Ast::Identifier("z");
#define CHECK_AST(expr, ast) ++(Parser::check_ast(expr, ast)?good:bad)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wlogical-not-parentheses"
#pragma GCC diagnostic ignored "-Wparentheses"
CHECK_AST("( +x)< not y%z", ( +x)< not y%z);
CHECK_AST("( +x< not y)%z", ( +x< not y)%z);
CHECK_AST(" +(x)< not y%z", +(x)< not y%z);
CHECK_AST(" +(x< not y)%z", +(x< not y)%z);
CHECK_AST(" +x<( not y)%z", +x<( not y)%z);
CHECK_AST(" +x< not (y)%z", +x< not (y)%z);
CHECK_AST("( +x)< not y% +z", ( +x)< not y% +z);
CHECK_AST("( +x< not y)% +z", ( +x< not y)% +z);
CHECK_AST(" +(x)< not y% +z", +(x)< not y% +z);
CHECK_AST(" +(x< not y)% +z", +(x< not y)% +z);
CHECK_AST(" +x<( not y)% +z", +x<( not y)% +z);
CHECK_AST(" +x< not (y)% +z", +x< not (y)% +z);
CHECK_AST("( +x)< not y% -z", ( +x)< not y% -z);
CHECK_AST("( +x< not y)% -z", ( +x< not y)% -z);
CHECK_AST(" +(x)< not y% -z", +(x)< not y% -z);
CHECK_AST(" +(x< not y)% -z", +(x< not y)% -z);
CHECK_AST(" +x<( not y)% -z", +x<( not y)% -z);
CHECK_AST(" +x< not (y)% -z", +x< not (y)% -z);
CHECK_AST("( +x)< not y% not z", ( +x)< not y% not z);
CHECK_AST("( +x< not y)% not z", ( +x< not y)% not z);
CHECK_AST(" +(x)< not y% not z", +(x)< not y% not z);
CHECK_AST(" +(x< not y)% not z", +(x< not y)% not z);
CHECK_AST(" +x<( not y)% not z", +x<( not y)% not z);
CHECK_AST(" +x< not (y)% not z", +x< not (y)% not z);
CHECK_AST("( -x)<y%z", ( -x)<y%z);
CHECK_AST("( -x<y)%z", ( -x<y)%z);
CHECK_AST(" -(x)<y%z", -(x)<y%z);
CHECK_AST(" -(x<y)%z", -(x<y)%z);
CHECK_AST(" -x<(y)%z", -x<(y)%z);
CHECK_AST("( -x)<y% +z", ( -x)<y% +z);
CHECK_AST("( -x<y)% +z", ( -x<y)% +z);
CHECK_AST(" -(x)<y% +z", -(x)<y% +z);
CHECK_AST(" -(x<y)% +z", -(x<y)% +z);
CHECK_AST(" -x<(y)% +z", -x<(y)% +z);
CHECK_AST("( -x)<y% -z", ( -x)<y% -z);
CHECK_AST("( -x<y)% -z", ( -x<y)% -z);
CHECK_AST(" -(x)<y% -z", -(x)<y% -z);
CHECK_AST(" -(x<y)% -z", -(x<y)% -z);
CHECK_AST(" -x<(y)% -z", -x<(y)% -z);
CHECK_AST("( -x)<y% not z", ( -x)<y% not z);
CHECK_AST("( -x<y)% not z", ( -x<y)% not z);
CHECK_AST(" -(x)<y% not z", -(x)<y% not z);
CHECK_AST(" -(x<y)% not z", -(x<y)% not z);
CHECK_AST(" -x<(y)% not z", -x<(y)% not z);
CHECK_AST("( -x)< +y%z", ( -x)< +y%z);
CHECK_AST("( -x< +y)%z", ( -x< +y)%z);
CHECK_AST(" -(x)< +y%z", -(x)< +y%z);
CHECK_AST(" -(x< +y)%z", -(x< +y)%z);
CHECK_AST(" -x<( +y)%z", -x<( +y)%z);
CHECK_AST(" -x< +(y)%z", -x< +(y)%z);
CHECK_AST("( -x)< +y% +z", ( -x)< +y% +z);
CHECK_AST("( -x< +y)% +z", ( -x< +y)% +z);
CHECK_AST(" -(x)< +y% +z", -(x)< +y% +z);
CHECK_AST(" -(x< +y)% +z", -(x< +y)% +z);
CHECK_AST(" -x<( +y)% +z", -x<( +y)% +z);
CHECK_AST(" -x< +(y)% +z", -x< +(y)% +z);
CHECK_AST("( -x)< +y% -z", ( -x)< +y% -z);
CHECK_AST("( -x< +y)% -z", ( -x< +y)% -z);
CHECK_AST(" -(x)< +y% -z", -(x)< +y% -z);
CHECK_AST(" -(x< +y)% -z", -(x< +y)% -z);
CHECK_AST(" -x<( +y)% -z", -x<( +y)% -z);
CHECK_AST(" -x< +(y)% -z", -x< +(y)% -z);
CHECK_AST("( -x)< +y% not z", ( -x)< +y% not z);
CHECK_AST("( -x< +y)% not z", ( -x< +y)% not z);
CHECK_AST(" -(x)< +y% not z", -(x)< +y% not z);
CHECK_AST(" -(x< +y)% not z", -(x< +y)% not z);
CHECK_AST(" -x<( +y)% not z", -x<( +y)% not z);
CHECK_AST(" -x< +(y)% not z", -x< +(y)% not z);
CHECK_AST("( -x)< -y%z", ( -x)< -y%z);
CHECK_AST("( -x< -y)%z", ( -x< -y)%z);
CHECK_AST(" -(x)< -y%z", -(x)< -y%z);
CHECK_AST(" -(x< -y)%z", -(x< -y)%z);
CHECK_AST(" -x<( -y)%z", -x<( -y)%z);
CHECK_AST(" -x< -(y)%z", -x< -(y)%z);
CHECK_AST("( -x)< -y% +z", ( -x)< -y% +z);
CHECK_AST("( -x< -y)% +z", ( -x< -y)% +z);
CHECK_AST(" -(x)< -y% +z", -(x)< -y% +z);
CHECK_AST(" -(x< -y)% +z", -(x< -y)% +z);
CHECK_AST(" -x<( -y)% +z", -x<( -y)% +z);
CHECK_AST(" -x< -(y)% +z", -x< -(y)% +z);
CHECK_AST("( -x)< -y% -z", ( -x)< -y% -z);
CHECK_AST("( -x< -y)% -z", ( -x< -y)% -z);
CHECK_AST(" -(x)< -y% -z", -(x)< -y% -z);
CHECK_AST(" -(x< -y)% -z", -(x< -y)% -z);
CHECK_AST(" -x<( -y)% -z", -x<( -y)% -z);
CHECK_AST(" -x< -(y)% -z", -x< -(y)% -z);
CHECK_AST("( -x)< -y% not z", ( -x)< -y% not z);
CHECK_AST("( -x< -y)% not z", ( -x< -y)% not z);
CHECK_AST(" -(x)< -y% not z", -(x)< -y% not z);
CHECK_AST(" -(x< -y)% not z", -(x< -y)% not z);
CHECK_AST(" -x<( -y)% not z", -x<( -y)% not z);
CHECK_AST(" -x< -(y)% not z", -x< -(y)% not z);
CHECK_AST("( -x)< not y%z", ( -x)< not y%z);
CHECK_AST("( -x< not y)%z", ( -x< not y)%z);
CHECK_AST(" -(x)< not y%z", -(x)< not y%z);
CHECK_AST(" -(x< not y)%z", -(x< not y)%z);
CHECK_AST(" -x<( not y)%z", -x<( not y)%z);
CHECK_AST(" -x< not (y)%z", -x< not (y)%z);
CHECK_AST("( -x)< not y% +z", ( -x)< not y% +z);
CHECK_AST("( -x< not y)% +z", ( -x< not y)% +z);
CHECK_AST(" -(x)< not y% +z", -(x)< not y% +z);
CHECK_AST(" -(x< not y)% +z", -(x< not y)% +z);
CHECK_AST(" -x<( not y)% +z", -x<( not y)% +z);
CHECK_AST(" -x< not (y)% +z", -x< not (y)% +z);
CHECK_AST("( -x)< not y% -z", ( -x)< not y% -z);
CHECK_AST("( -x< not y)% -z", ( -x< not y)% -z);
CHECK_AST(" -(x)< not y% -z", -(x)< not y% -z);
CHECK_AST(" -(x< not y)% -z", -(x< not y)% -z);
CHECK_AST(" -x<( not y)% -z", -x<( not y)% -z);
CHECK_AST(" -x< not (y)% -z", -x< not (y)% -z);
CHECK_AST("( -x)< not y% not z", ( -x)< not y% not z);
CHECK_AST("( -x< not y)% not z", ( -x< not y)% not z);
CHECK_AST(" -(x)< not y% not z", -(x)< not y% not z);
CHECK_AST(" -(x< not y)% not z", -(x< not y)% not z);
CHECK_AST(" -x<( not y)% not z", -x<( not y)% not z);
CHECK_AST(" -x< not (y)% not z", -x< not (y)% not z);
CHECK_AST("( not x)<y%z", ( not x)<y%z);
CHECK_AST("( not x<y)%z", ( not x<y)%z);
CHECK_AST(" not (x)<y%z", not (x)<y%z);
CHECK_AST(" not (x<y)%z", not (x<y)%z);
CHECK_AST(" not x<(y)%z", not x<(y)%z);
CHECK_AST("( not x)<y% +z", ( not x)<y% +z);
CHECK_AST("( not x<y)% +z", ( not x<y)% +z);
CHECK_AST(" not (x)<y% +z", not (x)<y% +z);
CHECK_AST(" not (x<y)% +z", not (x<y)% +z);
CHECK_AST(" not x<(y)% +z", not x<(y)% +z);
CHECK_AST("( not x)<y% -z", ( not x)<y% -z);
CHECK_AST("( not x<y)% -z", ( not x<y)% -z);
CHECK_AST(" not (x)<y% -z", not (x)<y% -z);
CHECK_AST(" not (x<y)% -z", not (x<y)% -z);
CHECK_AST(" not x<(y)% -z", not x<(y)% -z);
CHECK_AST("( not x)<y% not z", ( not x)<y% not z);
CHECK_AST("( not x<y)% not z", ( not x<y)% not z);
CHECK_AST(" not (x)<y% not z", not (x)<y% not z);
CHECK_AST(" not (x<y)% not z", not (x<y)% not z);
CHECK_AST(" not x<(y)% not z", not x<(y)% not z);
CHECK_AST("( not x)< +y%z", ( not x)< +y%z);
CHECK_AST("( not x< +y)%z", ( not x< +y)%z);
CHECK_AST(" not (x)< +y%z", not (x)< +y%z);
CHECK_AST(" not (x< +y)%z", not (x< +y)%z);
CHECK_AST(" not x<( +y)%z", not x<( +y)%z);
CHECK_AST(" not x< +(y)%z", not x< +(y)%z);
CHECK_AST("( not x)< +y% +z", ( not x)< +y% +z);
CHECK_AST("( not x< +y)% +z", ( not x< +y)% +z);
CHECK_AST(" not (x)< +y% +z", not (x)< +y% +z);
CHECK_AST(" not (x< +y)% +z", not (x< +y)% +z);
CHECK_AST(" not x<( +y)% +z", not x<( +y)% +z);
CHECK_AST(" not x< +(y)% +z", not x< +(y)% +z);
CHECK_AST("( not x)< +y% -z", ( not x)< +y% -z);
CHECK_AST("( not x< +y)% -z", ( not x< +y)% -z);
CHECK_AST(" not (x)< +y% -z", not (x)< +y% -z);
CHECK_AST(" not (x< +y)% -z", not (x< +y)% -z);
CHECK_AST(" not x<( +y)% -z", not x<( +y)% -z);
CHECK_AST(" not x< +(y)% -z", not x< +(y)% -z);
CHECK_AST("( not x)< +y% not z", ( not x)< +y% not z);
CHECK_AST("( not x< +y)% not z", ( not x< +y)% not z);
CHECK_AST(" not (x)< +y% not z", not (x)< +y% not z);
CHECK_AST(" not (x< +y)% not z", not (x< +y)% not z);
CHECK_AST(" not x<( +y)% not z", not x<( +y)% not z);
CHECK_AST(" not x< +(y)% not z", not x< +(y)% not z);
CHECK_AST("( not x)< -y%z", ( not x)< -y%z);
CHECK_AST("( not x< -y)%z", ( not x< -y)%z);
CHECK_AST(" not (x)< -y%z", not (x)< -y%z);
CHECK_AST(" not (x< -y)%z", not (x< -y)%z);
CHECK_AST(" not x<( -y)%z", not x<( -y)%z);
CHECK_AST(" not x< -(y)%z", not x< -(y)%z);
CHECK_AST("( not x)< -y% +z", ( not x)< -y% +z);
CHECK_AST("( not x< -y)% +z", ( not x< -y)% +z);
CHECK_AST(" not (x)< -y% +z", not (x)< -y% +z);
CHECK_AST(" not (x< -y)% +z", not (x< -y)% +z);
CHECK_AST(" not x<( -y)% +z", not x<( -y)% +z);
CHECK_AST(" not x< -(y)% +z", not x< -(y)% +z);
CHECK_AST("( not x)< -y% -z", ( not x)< -y% -z);
CHECK_AST("( not x< -y)% -z", ( not x< -y)% -z);
CHECK_AST(" not (x)< -y% -z", not (x)< -y% -z);
CHECK_AST(" not (x< -y)% -z", not (x< -y)% -z);
CHECK_AST(" not x<( -y)% -z", not x<( -y)% -z);
CHECK_AST(" not x< -(y)% -z", not x< -(y)% -z);
CHECK_AST("( not x)< -y% not z", ( not x)< -y% not z);
CHECK_AST("( not x< -y)% not z", ( not x< -y)% not z);
CHECK_AST(" not (x)< -y% not z", not (x)< -y% not z);
CHECK_AST(" not (x< -y)% not z", not (x< -y)% not z);
CHECK_AST(" not x<( -y)% not z", not x<( -y)% not z);
CHECK_AST(" not x< -(y)% not z", not x< -(y)% not z);
CHECK_AST("( not x)< not y%z", ( not x)< not y%z);
CHECK_AST("( not x< not y)%z", ( not x< not y)%z);
CHECK_AST(" not (x)< not y%z", not (x)< not y%z);
CHECK_AST(" not (x< not y)%z", not (x< not y)%z);
CHECK_AST(" not x<( not y)%z", not x<( not y)%z);
CHECK_AST(" not x< not (y)%z", not x< not (y)%z);
CHECK_AST("( not x)< not y% +z", ( not x)< not y% +z);
CHECK_AST("( not x< not y)% +z", ( not x< not y)% +z);
CHECK_AST(" not (x)< not y% +z", not (x)< not y% +z);
CHECK_AST(" not (x< not y)% +z", not (x< not y)% +z);
CHECK_AST(" not x<( not y)% +z", not x<( not y)% +z);
CHECK_AST(" not x< not (y)% +z", not x< not (y)% +z);
CHECK_AST("( not x)< not y% -z", ( not x)< not y% -z);
CHECK_AST("( not x< not y)% -z", ( not x< not y)% -z);
CHECK_AST(" not (x)< not y% -z", not (x)< not y% -z);
CHECK_AST(" not (x< not y)% -z", not (x< not y)% -z);
CHECK_AST(" not x<( not y)% -z", not x<( not y)% -z);
CHECK_AST(" not x< not (y)% -z", not x< not (y)% -z);
CHECK_AST("( not x)< not y% not z", ( not x)< not y% not z);
CHECK_AST("( not x< not y)% not z", ( not x< not y)% not z);
CHECK_AST(" not (x)< not y% not z", not (x)< not y% not z);
CHECK_AST(" not (x< not y)% not z", not (x< not y)% not z);
CHECK_AST(" not x<( not y)% not z", not x<( not y)% not z);
CHECK_AST(" not x< not (y)% not z", not x< not (y)% not z);
CHECK_AST("(x)<y+z", (x)<y+z);
CHECK_AST("(x<y)+z", (x<y)+z);
CHECK_AST("x<(y)+z", x<(y)+z);
CHECK_AST("(x)<y+ +z", (x)<y+ +z);
CHECK_AST("(x<y)+ +z", (x<y)+ +z);
CHECK_AST("x<(y)+ +z", x<(y)+ +z);
CHECK_AST("(x)<y+ -z", (x)<y+ -z);
CHECK_AST("(x<y)+ -z", (x<y)+ -z);
CHECK_AST("x<(y)+ -z", x<(y)+ -z);
CHECK_AST("(x)<y+ not z", (x)<y+ not z);
CHECK_AST("(x<y)+ not z", (x<y)+ not z);
CHECK_AST("x<(y)+ not z", x<(y)+ not z);
CHECK_AST("(x)< +y+z", (x)< +y+z);
CHECK_AST("(x< +y)+z", (x< +y)+z);
CHECK_AST("x<( +y)+z", x<( +y)+z);
CHECK_AST("x< +(y)+z", x< +(y)+z);
CHECK_AST("(x)< +y+ +z", (x)< +y+ +z);
CHECK_AST("(x< +y)+ +z", (x< +y)+ +z);
CHECK_AST("x<( +y)+ +z", x<( +y)+ +z);
CHECK_AST("x< +(y)+ +z", x< +(y)+ +z);
CHECK_AST("(x)< +y+ -z", (x)< +y+ -z);
CHECK_AST("(x< +y)+ -z", (x< +y)+ -z);
CHECK_AST("x<( +y)+ -z", x<( +y)+ -z);
CHECK_AST("x< +(y)+ -z", x< +(y)+ -z);
CHECK_AST("(x)< +y+ not z", (x)< +y+ not z);
CHECK_AST("(x< +y)+ not z", (x< +y)+ not z);
CHECK_AST("x<( +y)+ not z", x<( +y)+ not z);
CHECK_AST("x< +(y)+ not z", x< +(y)+ not z);
CHECK_AST("(x)< -y+z", (x)< -y+z);
CHECK_AST("(x< -y)+z", (x< -y)+z);
CHECK_AST("x<( -y)+z", x<( -y)+z);
CHECK_AST("x< -(y)+z", x< -(y)+z);
CHECK_AST("(x)< -y+ +z", (x)< -y+ +z);
CHECK_AST("(x< -y)+ +z", (x< -y)+ +z);
CHECK_AST("x<( -y)+ +z", x<( -y)+ +z);
CHECK_AST("x< -(y)+ +z", x< -(y)+ +z);
CHECK_AST("(x)< -y+ -z", (x)< -y+ -z);
CHECK_AST("(x< -y)+ -z", (x< -y)+ -z);
CHECK_AST("x<( -y)+ -z", x<( -y)+ -z);
CHECK_AST("x< -(y)+ -z", x< -(y)+ -z);
CHECK_AST("(x)< -y+ not z", (x)< -y+ not z);
CHECK_AST("(x< -y)+ not z", (x< -y)+ not z);
CHECK_AST("x<( -y)+ not z", x<( -y)+ not z);
CHECK_AST("x< -(y)+ not z", x< -(y)+ not z);
CHECK_AST("(x)< not y+z", (x)< not y+z);
CHECK_AST("(x< not y)+z", (x< not y)+z);
CHECK_AST("x<( not y)+z", x<( not y)+z);
CHECK_AST("x< not (y)+z", x< not (y)+z);
CHECK_AST("(x)< not y+ +z", (x)< not y+ +z);
CHECK_AST("(x< not y)+ +z", (x< not y)+ +z);
CHECK_AST("x<( not y)+ +z", x<( not y)+ +z);
CHECK_AST("x< not (y)+ +z", x< not (y)+ +z);
CHECK_AST("(x)< not y+ -z", (x)< not y+ -z);
CHECK_AST("(x< not y)+ -z", (x< not y)+ -z);
CHECK_AST("x<( not y)+ -z", x<( not y)+ -z);
CHECK_AST("x< not (y)+ -z", x< not (y)+ -z);
CHECK_AST("(x)< not y+ not z", (x)< not y+ not z);
CHECK_AST("(x< not y)+ not z", (x< not y)+ not z);
CHECK_AST("x<( not y)+ not z", x<( not y)+ not z);
CHECK_AST("x< not (y)+ not z", x< not (y)+ not z);
CHECK_AST("( +x)<y+z", ( +x)<y+z);
CHECK_AST("( +x<y)+z", ( +x<y)+z);
CHECK_AST(" +(x)<y+z", +(x)<y+z);
CHECK_AST(" +(x<y)+z", +(x<y)+z);
CHECK_AST(" +x<(y)+z", +x<(y)+z);
CHECK_AST("( +x)<y+ +z", ( +x)<y+ +z);
CHECK_AST("( +x<y)+ +z", ( +x<y)+ +z);
CHECK_AST(" +(x)<y+ +z", +(x)<y+ +z);
CHECK_AST(" +(x<y)+ +z", +(x<y)+ +z);
CHECK_AST(" +x<(y)+ +z", +x<(y)+ +z);
CHECK_AST("( +x)<y+ -z", ( +x)<y+ -z);
CHECK_AST("( +x<y)+ -z", ( +x<y)+ -z);
CHECK_AST(" +(x)<y+ -z", +(x)<y+ -z);
CHECK_AST(" +(x<y)+ -z", +(x<y)+ -z);
CHECK_AST(" +x<(y)+ -z", +x<(y)+ -z);
CHECK_AST("( +x)<y+ not z", ( +x)<y+ not z);
CHECK_AST("( +x<y)+ not z", ( +x<y)+ not z);
CHECK_AST(" +(x)<y+ not z", +(x)<y+ not z);
CHECK_AST(" +(x<y)+ not z", +(x<y)+ not z);
CHECK_AST(" +x<(y)+ not z", +x<(y)+ not z);
CHECK_AST("( +x)< +y+z", ( +x)< +y+z);
CHECK_AST("( +x< +y)+z", ( +x< +y)+z);
CHECK_AST(" +(x)< +y+z", +(x)< +y+z);
CHECK_AST(" +(x< +y)+z", +(x< +y)+z);
CHECK_AST(" +x<( +y)+z", +x<( +y)+z);
CHECK_AST(" +x< +(y)+z", +x< +(y)+z);
CHECK_AST("( +x)< +y+ +z", ( +x)< +y+ +z);
CHECK_AST("( +x< +y)+ +z", ( +x< +y)+ +z);
CHECK_AST(" +(x)< +y+ +z", +(x)< +y+ +z);
CHECK_AST(" +(x< +y)+ +z", +(x< +y)+ +z);
CHECK_AST(" +x<( +y)+ +z", +x<( +y)+ +z);
CHECK_AST(" +x< +(y)+ +z", +x< +(y)+ +z);
CHECK_AST("( +x)< +y+ -z", ( +x)< +y+ -z);
CHECK_AST("( +x< +y)+ -z", ( +x< +y)+ -z);
CHECK_AST(" +(x)< +y+ -z", +(x)< +y+ -z);
CHECK_AST(" +(x< +y)+ -z", +(x< +y)+ -z);
CHECK_AST(" +x<( +y)+ -z", +x<( +y)+ -z);
CHECK_AST(" +x< +(y)+ -z", +x< +(y)+ -z);
CHECK_AST("( +x)< +y+ not z", ( +x)< +y+ not z);
CHECK_AST("( +x< +y)+ not z", ( +x< +y)+ not z);
CHECK_AST(" +(x)< +y+ not z", +(x)< +y+ not z);
CHECK_AST(" +(x< +y)+ not z", +(x< +y)+ not z);
CHECK_AST(" +x<( +y)+ not z", +x<( +y)+ not z);
CHECK_AST(" +x< +(y)+ not z", +x< +(y)+ not z);
CHECK_AST("( +x)< -y+z", ( +x)< -y+z);
CHECK_AST("( +x< -y)+z", ( +x< -y)+z);
CHECK_AST(" +(x)< -y+z", +(x)< -y+z);
CHECK_AST(" +(x< -y)+z", +(x< -y)+z);
CHECK_AST(" +x<( -y)+z", +x<( -y)+z);
CHECK_AST(" +x< -(y)+z", +x< -(y)+z);
CHECK_AST("( +x)< -y+ +z", ( +x)< -y+ +z);
CHECK_AST("( +x< -y)+ +z", ( +x< -y)+ +z);
CHECK_AST(" +(x)< -y+ +z", +(x)< -y+ +z);
CHECK_AST(" +(x< -y)+ +z", +(x< -y)+ +z);
CHECK_AST(" +x<( -y)+ +z", +x<( -y)+ +z);
CHECK_AST(" +x< -(y)+ +z", +x< -(y)+ +z);
CHECK_AST("( +x)< -y+ -z", ( +x)< -y+ -z);
CHECK_AST("( +x< -y)+ -z", ( +x< -y)+ -z);
CHECK_AST(" +(x)< -y+ -z", +(x)< -y+ -z);
CHECK_AST(" +(x< -y)+ -z", +(x< -y)+ -z);
CHECK_AST(" +x<( -y)+ -z", +x<( -y)+ -z);
CHECK_AST(" +x< -(y)+ -z", +x< -(y)+ -z);
CHECK_AST("( +x)< -y+ not z", ( +x)< -y+ not z);
CHECK_AST("( +x< -y)+ not z", ( +x< -y)+ not z);
CHECK_AST(" +(x)< -y+ not z", +(x)< -y+ not z);
CHECK_AST(" +(x< -y)+ not z", +(x< -y)+ not z);
CHECK_AST(" +x<( -y)+ not z", +x<( -y)+ not z);
CHECK_AST(" +x< -(y)+ not z", +x< -(y)+ not z);
CHECK_AST("( +x)< not y+z", ( +x)< not y+z);
CHECK_AST("( +x< not y)+z", ( +x< not y)+z);
CHECK_AST(" +(x)< not y+z", +(x)< not y+z);
CHECK_AST(" +(x< not y)+z", +(x< not y)+z);
CHECK_AST(" +x<( not y)+z", +x<( not y)+z);
CHECK_AST(" +x< not (y)+z", +x< not (y)+z);
CHECK_AST("( +x)< not y+ +z", ( +x)< not y+ +z);
CHECK_AST("( +x< not y)+ +z", ( +x< not y)+ +z);
CHECK_AST(" +(x)< not y+ +z", +(x)< not y+ +z);
CHECK_AST(" +(x< not y)+ +z", +(x< not y)+ +z);
CHECK_AST(" +x<( not y)+ +z", +x<( not y)+ +z);
CHECK_AST(" +x< not (y)+ +z", +x< not (y)+ +z);
CHECK_AST("( +x)< not y+ -z", ( +x)< not y+ -z);
CHECK_AST("( +x< not y)+ -z", ( +x< not y)+ -z);
CHECK_AST(" +(x)< not y+ -z", +(x)< not y+ -z);
CHECK_AST(" +(x< not y)+ -z", +(x< not y)+ -z);
CHECK_AST(" +x<( not y)+ -z", +x<( not y)+ -z);
CHECK_AST(" +x< not (y)+ -z", +x< not (y)+ -z);
CHECK_AST("( +x)< not y+ not z", ( +x)< not y+ not z);
CHECK_AST("( +x< not y)+ not z", ( +x< not y)+ not z);
CHECK_AST(" +(x)< not y+ not z", +(x)< not y+ not z);
CHECK_AST(" +(x< not y)+ not z", +(x< not y)+ not z);
CHECK_AST(" +x<( not y)+ not z", +x<( not y)+ not z);
CHECK_AST(" +x< not (y)+ not z", +x< not (y)+ not z);
CHECK_AST("( -x)<y+z", ( -x)<y+z);
CHECK_AST("( -x<y)+z", ( -x<y)+z);
CHECK_AST(" -(x)<y+z", -(x)<y+z);
CHECK_AST(" -(x<y)+z", -(x<y)+z);
CHECK_AST(" -x<(y)+z", -x<(y)+z);
CHECK_AST("( -x)<y+ +z", ( -x)<y+ +z);
CHECK_AST("( -x<y)+ +z", ( -x<y)+ +z);
CHECK_AST(" -(x)<y+ +z", -(x)<y+ +z);
CHECK_AST(" -(x<y)+ +z", -(x<y)+ +z);
CHECK_AST(" -x<(y)+ +z", -x<(y)+ +z);
CHECK_AST("( -x)<y+ -z", ( -x)<y+ -z);
CHECK_AST("( -x<y)+ -z", ( -x<y)+ -z);
CHECK_AST(" -(x)<y+ -z", -(x)<y+ -z);
CHECK_AST(" -(x<y)+ -z", -(x<y)+ -z);
CHECK_AST(" -x<(y)+ -z", -x<(y)+ -z);
CHECK_AST("( -x)<y+ not z", ( -x)<y+ not z);
CHECK_AST("( -x<y)+ not z", ( -x<y)+ not z);
CHECK_AST(" -(x)<y+ not z", -(x)<y+ not z);
CHECK_AST(" -(x<y)+ not z", -(x<y)+ not z);
CHECK_AST(" -x<(y)+ not z", -x<(y)+ not z);
CHECK_AST("( -x)< +y+z", ( -x)< +y+z);
CHECK_AST("( -x< +y)+z", ( -x< +y)+z);
CHECK_AST(" -(x)< +y+z", -(x)< +y+z);
CHECK_AST(" -(x< +y)+z", -(x< +y)+z);
CHECK_AST(" -x<( +y)+z", -x<( +y)+z);
CHECK_AST(" -x< +(y)+z", -x< +(y)+z);
CHECK_AST("( -x)< +y+ +z", ( -x)< +y+ +z);
CHECK_AST("( -x< +y)+ +z", ( -x< +y)+ +z);
CHECK_AST(" -(x)< +y+ +z", -(x)< +y+ +z);
CHECK_AST(" -(x< +y)+ +z", -(x< +y)+ +z);
CHECK_AST(" -x<( +y)+ +z", -x<( +y)+ +z);
CHECK_AST(" -x< +(y)+ +z", -x< +(y)+ +z);
CHECK_AST("( -x)< +y+ -z", ( -x)< +y+ -z);
CHECK_AST("( -x< +y)+ -z", ( -x< +y)+ -z);
CHECK_AST(" -(x)< +y+ -z", -(x)< +y+ -z);
CHECK_AST(" -(x< +y)+ -z", -(x< +y)+ -z);
CHECK_AST(" -x<( +y)+ -z", -x<( +y)+ -z);
CHECK_AST(" -x< +(y)+ -z", -x< +(y)+ -z);
CHECK_AST("( -x)< +y+ not z", ( -x)< +y+ not z);
CHECK_AST("( -x< +y)+ not z", ( -x< +y)+ not z);
CHECK_AST(" -(x)< +y+ not z", -(x)< +y+ not z);
CHECK_AST(" -(x< +y)+ not z", -(x< +y)+ not z);
CHECK_AST(" -x<( +y)+ not z", -x<( +y)+ not z);
CHECK_AST(" -x< +(y)+ not z", -x< +(y)+ not z);
CHECK_AST("( -x)< -y+z", ( -x)< -y+z);
CHECK_AST("( -x< -y)+z", ( -x< -y)+z);
CHECK_AST(" -(x)< -y+z", -(x)< -y+z);
CHECK_AST(" -(x< -y)+z", -(x< -y)+z);
CHECK_AST(" -x<( -y)+z", -x<( -y)+z);
CHECK_AST(" -x< -(y)+z", -x< -(y)+z);
CHECK_AST("( -x)< -y+ +z", ( -x)< -y+ +z);
CHECK_AST("( -x< -y)+ +z", ( -x< -y)+ +z);
CHECK_AST(" -(x)< -y+ +z", -(x)< -y+ +z);
CHECK_AST(" -(x< -y)+ +z", -(x< -y)+ +z);
CHECK_AST(" -x<( -y)+ +z", -x<( -y)+ +z);
CHECK_AST(" -x< -(y)+ +z", -x< -(y)+ +z);
CHECK_AST("( -x)< -y+ -z", ( -x)< -y+ -z);
CHECK_AST("( -x< -y)+ -z", ( -x< -y)+ -z);
CHECK_AST(" -(x)< -y+ -z", -(x)< -y+ -z);
CHECK_AST(" -(x< -y)+ -z", -(x< -y)+ -z);
CHECK_AST(" -x<( -y)+ -z", -x<( -y)+ -z);
CHECK_AST(" -x< -(y)+ -z", -x< -(y)+ -z);
CHECK_AST("( -x)< -y+ not z", ( -x)< -y+ not z);
CHECK_AST("( -x< -y)+ not z", ( -x< -y)+ not z);
CHECK_AST(" -(x)< -y+ not z", -(x)< -y+ not z);
CHECK_AST(" -(x< -y)+ not z", -(x< -y)+ not z);
CHECK_AST(" -x<( -y)+ not z", -x<( -y)+ not z);
CHECK_AST(" -x< -(y)+ not z", -x< -(y)+ not z);
CHECK_AST("( -x)< not y+z", ( -x)< not y+z);
CHECK_AST("( -x< not y)+z", ( -x< not y)+z);
CHECK_AST(" -(x)< not y+z", -(x)< not y+z);
CHECK_AST(" -(x< not y)+z", -(x< not y)+z);
CHECK_AST(" -x<( not y)+z", -x<( not y)+z);
CHECK_AST(" -x< not (y)+z", -x< not (y)+z);
CHECK_AST("( -x)< not y+ +z", ( -x)< not y+ +z);
CHECK_AST("( -x< not y)+ +z", ( -x< not y)+ +z);
CHECK_AST(" -(x)< not y+ +z", -(x)< not y+ +z);
CHECK_AST(" -(x< not y)+ +z", -(x< not y)+ +z);
CHECK_AST(" -x<( not y)+ +z", -x<( not y)+ +z);
CHECK_AST(" -x< not (y)+ +z", -x< not (y)+ +z);
CHECK_AST("( -x)< not y+ -z", ( -x)< not y+ -z);
CHECK_AST("( -x< not y)+ -z", ( -x< not y)+ -z);
CHECK_AST(" -(x)< not y+ -z", -(x)< not y+ -z);
CHECK_AST(" -(x< not y)+ -z", -(x< not y)+ -z);
CHECK_AST(" -x<( not y)+ -z", -x<( not y)+ -z);
CHECK_AST(" -x< not (y)+ -z", -x< not (y)+ -z);
CHECK_AST("( -x)< not y+ not z", ( -x)< not y+ not z);
CHECK_AST("( -x< not y)+ not z", ( -x< not y)+ not z);
CHECK_AST(" -(x)< not y+ not z", -(x)< not y+ not z);
CHECK_AST(" -(x< not y)+ not z", -(x< not y)+ not z);
CHECK_AST(" -x<( not y)+ not z", -x<( not y)+ not z);
CHECK_AST(" -x< not (y)+ not z", -x< not (y)+ not z);
CHECK_AST("( not x)<y+z", ( not x)<y+z);
CHECK_AST("( not x<y)+z", ( not x<y)+z);
CHECK_AST(" not (x)<y+z", not (x)<y+z);
CHECK_AST(" not (x<y)+z", not (x<y)+z);
CHECK_AST(" not x<(y)+z", not x<(y)+z);
CHECK_AST("( not x)<y+ +z", ( not x)<y+ +z);
CHECK_AST("( not x<y)+ +z", ( not x<y)+ +z);
CHECK_AST(" not (x)<y+ +z", not (x)<y+ +z);
CHECK_AST(" not (x<y)+ +z", not (x<y)+ +z);
CHECK_AST(" not x<(y)+ +z", not x<(y)+ +z);
CHECK_AST("( not x)<y+ -z", ( not x)<y+ -z);
CHECK_AST("( not x<y)+ -z", ( not x<y)+ -z);
CHECK_AST(" not (x)<y+ -z", not (x)<y+ -z);
CHECK_AST(" not (x<y)+ -z", not (x<y)+ -z);
CHECK_AST(" not x<(y)+ -z", not x<(y)+ -z);
CHECK_AST("( not x)<y+ not z", ( not x)<y+ not z);
CHECK_AST("( not x<y)+ not z", ( not x<y)+ not z);
CHECK_AST(" not (x)<y+ not z", not (x)<y+ not z);
CHECK_AST(" not (x<y)+ not z", not (x<y)+ not z);
CHECK_AST(" not x<(y)+ not z", not x<(y)+ not z);
CHECK_AST("( not x)< +y+z", ( not x)< +y+z);
CHECK_AST("( not x< +y)+z", ( not x< +y)+z);
CHECK_AST(" not (x)< +y+z", not (x)< +y+z);
CHECK_AST(" not (x< +y)+z", not (x< +y)+z);
CHECK_AST(" not x<( +y)+z", not x<( +y)+z);
CHECK_AST(" not x< +(y)+z", not x< +(y)+z);
CHECK_AST("( not x)< +y+ +z", ( not x)< +y+ +z);
CHECK_AST("( not x< +y)+ +z", ( not x< +y)+ +z);
CHECK_AST(" not (x)< +y+ +z", not (x)< +y+ +z);
CHECK_AST(" not (x< +y)+ +z", not (x< +y)+ +z);
CHECK_AST(" not x<( +y)+ +z", not x<( +y)+ +z);
CHECK_AST(" not x< +(y)+ +z", not x< +(y)+ +z);
CHECK_AST("( not x)< +y+ -z", ( not x)< +y+ -z);
CHECK_AST("( not x< +y)+ -z", ( not x< +y)+ -z);
CHECK_AST(" not (x)< +y+ -z", not (x)< +y+ -z);
CHECK_AST(" not (x< +y)+ -z", not (x< +y)+ -z);
CHECK_AST(" not x<( +y)+ -z", not x<( +y)+ -z);
CHECK_AST(" not x< +(y)+ -z", not x< +(y)+ -z);
CHECK_AST("( not x)< +y+ not z", ( not x)< +y+ not z);
CHECK_AST("( not x< +y)+ not z", ( not x< +y)+ not z);
CHECK_AST(" not (x)< +y+ not z", not (x)< +y+ not z);
CHECK_AST(" not (x< +y)+ not z", not (x< +y)+ not z);
CHECK_AST(" not x<( +y)+ not z", not x<( +y)+ not z);
CHECK_AST(" not x< +(y)+ not z", not x< +(y)+ not z);
CHECK_AST("( not x)< -y+z", ( not x)< -y+z);
CHECK_AST("( not x< -y)+z", ( not x< -y)+z);
CHECK_AST(" not (x)< -y+z", not (x)< -y+z);
CHECK_AST(" not (x< -y)+z", not (x< -y)+z);
CHECK_AST(" not x<( -y)+z", not x<( -y)+z);
CHECK_AST(" not x< -(y)+z", not x< -(y)+z);
CHECK_AST("( not x)< -y+ +z", ( not x)< -y+ +z);
CHECK_AST("( not x< -y)+ +z", ( not x< -y)+ +z);
CHECK_AST(" not (x)< -y+ +z", not (x)< -y+ +z);
CHECK_AST(" not (x< -y)+ +z", not (x< -y)+ +z);
CHECK_AST(" not x<( -y)+ +z", not x<( -y)+ +z);
CHECK_AST(" not x< -(y)+ +z", not x< -(y)+ +z);
CHECK_AST("( not x)< -y+ -z", ( not x)< -y+ -z);
CHECK_AST("( not x< -y)+ -z", ( not x< -y)+ -z);
CHECK_AST(" not (x)< -y+ -z", not (x)< -y+ -z);
CHECK_AST(" not (x< -y)+ -z", not (x< -y)+ -z);
CHECK_AST(" not x<( -y)+ -z", not x<( -y)+ -z);
CHECK_AST(" not x< -(y)+ -z", not x< -(y)+ -z);
CHECK_AST("( not x)< -y+ not z", ( not x)< -y+ not z);
CHECK_AST("( not x< -y)+ not z", ( not x< -y)+ not z);
CHECK_AST(" not (x)< -y+ not z", not (x)< -y+ not z);
CHECK_AST(" not (x< -y)+ not z", not (x< -y)+ not z);
CHECK_AST(" not x<( -y)+ not z", not x<( -y)+ not z);
CHECK_AST(" not x< -(y)+ not z", not x< -(y)+ not z);
CHECK_AST("( not x)< not y+z", ( not x)< not y+z);
CHECK_AST("( not x< not y)+z", ( not x< not y)+z);
CHECK_AST(" not (x)< not y+z", not (x)< not y+z);
CHECK_AST(" not (x< not y)+z", not (x< not y)+z);
CHECK_AST(" not x<( not y)+z", not x<( not y)+z);
CHECK_AST(" not x< not (y)+z", not x< not (y)+z);
CHECK_AST("( not x)< not y+ +z", ( not x)< not y+ +z);
CHECK_AST("( not x< not y)+ +z", ( not x< not y)+ +z);
CHECK_AST(" not (x)< not y+ +z", not (x)< not y+ +z);
CHECK_AST(" not (x< not y)+ +z", not (x< not y)+ +z);
CHECK_AST(" not x<( not y)+ +z", not x<( not y)+ +z);
CHECK_AST(" not x< not (y)+ +z", not x< not (y)+ +z);
CHECK_AST("( not x)< not y+ -z", ( not x)< not y+ -z);
CHECK_AST("( not x< not y)+ -z", ( not x< not y)+ -z);
CHECK_AST(" not (x)< not y+ -z", not (x)< not y+ -z);
CHECK_AST(" not (x< not y)+ -z", not (x< not y)+ -z);
CHECK_AST(" not x<( not y)+ -z", not x<( not y)+ -z);
CHECK_AST(" not x< not (y)+ -z", not x< not (y)+ -z);
CHECK_AST("( not x)< not y+ not z", ( not x)< not y+ not z);
CHECK_AST("( not x< not y)+ not z", ( not x< not y)+ not z);
CHECK_AST(" not (x)< not y+ not z", not (x)< not y+ not z);
CHECK_AST(" not (x< not y)+ not z", not (x< not y)+ not z);
CHECK_AST(" not x<( not y)+ not z", not x<( not y)+ not z);
CHECK_AST(" not x< not (y)+ not z", not x< not (y)+ not z);
CHECK_AST("(x)<y-z", (x)<y-z);
CHECK_AST("(x<y)-z", (x<y)-z);
CHECK_AST("x<(y)-z", x<(y)-z);
CHECK_AST("(x)<y- +z", (x)<y- +z);
CHECK_AST("(x<y)- +z", (x<y)- +z);
CHECK_AST("x<(y)- +z", x<(y)- +z);
CHECK_AST("(x)<y- -z", (x)<y- -z);
CHECK_AST("(x<y)- -z", (x<y)- -z);
CHECK_AST("x<(y)- -z", x<(y)- -z);
CHECK_AST("(x)<y- not z", (x)<y- not z);
CHECK_AST("(x<y)- not z", (x<y)- not z);
CHECK_AST("x<(y)- not z", x<(y)- not z);
CHECK_AST("(x)< +y-z", (x)< +y-z);
CHECK_AST("(x< +y)-z", (x< +y)-z);
CHECK_AST("x<( +y)-z", x<( +y)-z);
CHECK_AST("x< +(y)-z", x< +(y)-z);
CHECK_AST("(x)< +y- +z", (x)< +y- +z);
CHECK_AST("(x< +y)- +z", (x< +y)- +z);
CHECK_AST("x<( +y)- +z", x<( +y)- +z);
CHECK_AST("x< +(y)- +z", x< +(y)- +z);
CHECK_AST("(x)< +y- -z", (x)< +y- -z);
CHECK_AST("(x< +y)- -z", (x< +y)- -z);
CHECK_AST("x<( +y)- -z", x<( +y)- -z);
CHECK_AST("x< +(y)- -z", x< +(y)- -z);
CHECK_AST("(x)< +y- not z", (x)< +y- not z);
CHECK_AST("(x< +y)- not z", (x< +y)- not z);
CHECK_AST("x<( +y)- not z", x<( +y)- not z);
CHECK_AST("x< +(y)- not z", x< +(y)- not z);
CHECK_AST("(x)< -y-z", (x)< -y-z);
CHECK_AST("(x< -y)-z", (x< -y)-z);
CHECK_AST("x<( -y)-z", x<( -y)-z);
CHECK_AST("x< -(y)-z", x< -(y)-z);
CHECK_AST("(x)< -y- +z", (x)< -y- +z);
CHECK_AST("(x< -y)- +z", (x< -y)- +z);
CHECK_AST("x<( -y)- +z", x<( -y)- +z);
CHECK_AST("x< -(y)- +z", x< -(y)- +z);
CHECK_AST("(x)< -y- -z", (x)< -y- -z);
CHECK_AST("(x< -y)- -z", (x< -y)- -z);
CHECK_AST("x<( -y)- -z", x<( -y)- -z);
CHECK_AST("x< -(y)- -z", x< -(y)- -z);
CHECK_AST("(x)< -y- not z", (x)< -y- not z);
CHECK_AST("(x< -y)- not z", (x< -y)- not z);
CHECK_AST("x<( -y)- not z", x<( -y)- not z);
CHECK_AST("x< -(y)- not z", x< -(y)- not z);
CHECK_AST("(x)< not y-z", (x)< not y-z);
CHECK_AST("(x< not y)-z", (x< not y)-z);
CHECK_AST("x<( not y)-z", x<( not y)-z);
CHECK_AST("x< not (y)-z", x< not (y)-z);
CHECK_AST("(x)< not y- +z", (x)< not y- +z);
CHECK_AST("(x< not y)- +z", (x< not y)- +z);
CHECK_AST("x<( not y)- +z", x<( not y)- +z);
CHECK_AST("x< not (y)- +z", x< not (y)- +z);
CHECK_AST("(x)< not y- -z", (x)< not y- -z);
CHECK_AST("(x< not y)- -z", (x< not y)- -z);
CHECK_AST("x<( not y)- -z", x<( not y)- -z);
CHECK_AST("x< not (y)- -z", x< not (y)- -z);
CHECK_AST("(x)< not y- not z", (x)< not y- not z);
CHECK_AST("(x< not y)- not z", (x< not y)- not z);
CHECK_AST("x<( not y)- not z", x<( not y)- not z);
CHECK_AST("x< not (y)- not z", x< not (y)- not z);
CHECK_AST("( +x)<y-z", ( +x)<y-z);
CHECK_AST("( +x<y)-z", ( +x<y)-z);
CHECK_AST(" +(x)<y-z", +(x)<y-z);
CHECK_AST(" +(x<y)-z", +(x<y)-z);
CHECK_AST(" +x<(y)-z", +x<(y)-z);
CHECK_AST("( +x)<y- +z", ( +x)<y- +z);
CHECK_AST("( +x<y)- +z", ( +x<y)- +z);
CHECK_AST(" +(x)<y- +z", +(x)<y- +z);
CHECK_AST(" +(x<y)- +z", +(x<y)- +z);
CHECK_AST(" +x<(y)- +z", +x<(y)- +z);
CHECK_AST("( +x)<y- -z", ( +x)<y- -z);
CHECK_AST("( +x<y)- -z", ( +x<y)- -z);
CHECK_AST(" +(x)<y- -z", +(x)<y- -z);
CHECK_AST(" +(x<y)- -z", +(x<y)- -z);
CHECK_AST(" +x<(y)- -z", +x<(y)- -z);
CHECK_AST("( +x)<y- not z", ( +x)<y- not z);
CHECK_AST("( +x<y)- not z", ( +x<y)- not z);
CHECK_AST(" +(x)<y- not z", +(x)<y- not z);
CHECK_AST(" +(x<y)- not z", +(x<y)- not z);
CHECK_AST(" +x<(y)- not z", +x<(y)- not z);
CHECK_AST("( +x)< +y-z", ( +x)< +y-z);
CHECK_AST("( +x< +y)-z", ( +x< +y)-z);
CHECK_AST(" +(x)< +y-z", +(x)< +y-z);
CHECK_AST(" +(x< +y)-z", +(x< +y)-z);
CHECK_AST(" +x<( +y)-z", +x<( +y)-z);
CHECK_AST(" +x< +(y)-z", +x< +(y)-z);
CHECK_AST("( +x)< +y- +z", ( +x)< +y- +z);
CHECK_AST("( +x< +y)- +z", ( +x< +y)- +z);
CHECK_AST(" +(x)< +y- +z", +(x)< +y- +z);
CHECK_AST(" +(x< +y)- +z", +(x< +y)- +z);
CHECK_AST(" +x<( +y)- +z", +x<( +y)- +z);
CHECK_AST(" +x< +(y)- +z", +x< +(y)- +z);
CHECK_AST("( +x)< +y- -z", ( +x)< +y- -z);
CHECK_AST("( +x< +y)- -z", ( +x< +y)- -z);
CHECK_AST(" +(x)< +y- -z", +(x)< +y- -z);
CHECK_AST(" +(x< +y)- -z", +(x< +y)- -z);
CHECK_AST(" +x<( +y)- -z", +x<( +y)- -z);
CHECK_AST(" +x< +(y)- -z", +x< +(y)- -z);
CHECK_AST("( +x)< +y- not z", ( +x)< +y- not z);
CHECK_AST("( +x< +y)- not z", ( +x< +y)- not z);
CHECK_AST(" +(x)< +y- not z", +(x)< +y- not z);
CHECK_AST(" +(x< +y)- not z", +(x< +y)- not z);
CHECK_AST(" +x<( +y)- not z", +x<( +y)- not z);
CHECK_AST(" +x< +(y)- not z", +x< +(y)- not z);
CHECK_AST("( +x)< -y-z", ( +x)< -y-z);
CHECK_AST("( +x< -y)-z", ( +x< -y)-z);
CHECK_AST(" +(x)< -y-z", +(x)< -y-z);
CHECK_AST(" +(x< -y)-z", +(x< -y)-z);
CHECK_AST(" +x<( -y)-z", +x<( -y)-z);
CHECK_AST(" +x< -(y)-z", +x< -(y)-z);
CHECK_AST("( +x)< -y- +z", ( +x)< -y- +z);
CHECK_AST("( +x< -y)- +z", ( +x< -y)- +z);
CHECK_AST(" +(x)< -y- +z", +(x)< -y- +z);
CHECK_AST(" +(x< -y)- +z", +(x< -y)- +z);
CHECK_AST(" +x<( -y)- +z", +x<( -y)- +z);
CHECK_AST(" +x< -(y)- +z", +x< -(y)- +z);
CHECK_AST("( +x)< -y- -z", ( +x)< -y- -z);
CHECK_AST("( +x< -y)- -z", ( +x< -y)- -z);
CHECK_AST(" +(x)< -y- -z", +(x)< -y- -z);
CHECK_AST(" +(x< -y)- -z", +(x< -y)- -z);
CHECK_AST(" +x<( -y)- -z", +x<( -y)- -z);
CHECK_AST(" +x< -(y)- -z", +x< -(y)- -z);
CHECK_AST("( +x)< -y- not z", ( +x)< -y- not z);
CHECK_AST("( +x< -y)- not z", ( +x< -y)- not z);
CHECK_AST(" +(x)< -y- not z", +(x)< -y- not z);
CHECK_AST(" +(x< -y)- not z", +(x< -y)- not z);
CHECK_AST(" +x<( -y)- not z", +x<( -y)- not z);
CHECK_AST(" +x< -(y)- not z", +x< -(y)- not z);
CHECK_AST("( +x)< not y-z", ( +x)< not y-z);
CHECK_AST("( +x< not y)-z", ( +x< not y)-z);
CHECK_AST(" +(x)< not y-z", +(x)< not y-z);
CHECK_AST(" +(x< not y)-z", +(x< not y)-z);
CHECK_AST(" +x<( not y)-z", +x<( not y)-z);
CHECK_AST(" +x< not (y)-z", +x< not (y)-z);
CHECK_AST("( +x)< not y- +z", ( +x)< not y- +z);
CHECK_AST("( +x< not y)- +z", ( +x< not y)- +z);
CHECK_AST(" +(x)< not y- +z", +(x)< not y- +z);
CHECK_AST(" +(x< not y)- +z", +(x< not y)- +z);
CHECK_AST(" +x<( not y)- +z", +x<( not y)- +z);
CHECK_AST(" +x< not (y)- +z", +x< not (y)- +z);
CHECK_AST("( +x)< not y- -z", ( +x)< not y- -z);
CHECK_AST("( +x< not y)- -z", ( +x< not y)- -z);
CHECK_AST(" +(x)< not y- -z", +(x)< not y- -z);
CHECK_AST(" +(x< not y)- -z", +(x< not y)- -z);
CHECK_AST(" +x<( not y)- -z", +x<( not y)- -z);
CHECK_AST(" +x< not (y)- -z", +x< not (y)- -z);
CHECK_AST("( +x)< not y- not z", ( +x)< not y- not z);
CHECK_AST("( +x< not y)- not z", ( +x< not y)- not z);
CHECK_AST(" +(x)< not y- not z", +(x)< not y- not z);
CHECK_AST(" +(x< not y)- not z", +(x< not y)- not z);
CHECK_AST(" +x<( not y)- not z", +x<( not y)- not z);
CHECK_AST(" +x< not (y)- not z", +x< not (y)- not z);
CHECK_AST("( -x)<y-z", ( -x)<y-z);
CHECK_AST("( -x<y)-z", ( -x<y)-z);
CHECK_AST(" -(x)<y-z", -(x)<y-z);
CHECK_AST(" -(x<y)-z", -(x<y)-z);
CHECK_AST(" -x<(y)-z", -x<(y)-z);
CHECK_AST("( -x)<y- +z", ( -x)<y- +z);
CHECK_AST("( -x<y)- +z", ( -x<y)- +z);
CHECK_AST(" -(x)<y- +z", -(x)<y- +z);
CHECK_AST(" -(x<y)- +z", -(x<y)- +z);
CHECK_AST(" -x<(y)- +z", -x<(y)- +z);
CHECK_AST("( -x)<y- -z", ( -x)<y- -z);
CHECK_AST("( -x<y)- -z", ( -x<y)- -z);
CHECK_AST(" -(x)<y- -z", -(x)<y- -z);
CHECK_AST(" -(x<y)- -z", -(x<y)- -z);
CHECK_AST(" -x<(y)- -z", -x<(y)- -z);
CHECK_AST("( -x)<y- not z", ( -x)<y- not z);
CHECK_AST("( -x<y)- not z", ( -x<y)- not z);
CHECK_AST(" -(x)<y- not z", -(x)<y- not z);
CHECK_AST(" -(x<y)- not z", -(x<y)- not z);
CHECK_AST(" -x<(y)- not z", -x<(y)- not z);
CHECK_AST("( -x)< +y-z", ( -x)< +y-z);
CHECK_AST("( -x< +y)-z", ( -x< +y)-z);
CHECK_AST(" -(x)< +y-z", -(x)< +y-z);
CHECK_AST(" -(x< +y)-z", -(x< +y)-z);
CHECK_AST(" -x<( +y)-z", -x<( +y)-z);
CHECK_AST(" -x< +(y)-z", -x< +(y)-z);
CHECK_AST("( -x)< +y- +z", ( -x)< +y- +z);
CHECK_AST("( -x< +y)- +z", ( -x< +y)- +z);
CHECK_AST(" -(x)< +y- +z", -(x)< +y- +z);
CHECK_AST(" -(x< +y)- +z", -(x< +y)- +z);
CHECK_AST(" -x<( +y)- +z", -x<( +y)- +z);
CHECK_AST(" -x< +(y)- +z", -x< +(y)- +z);
CHECK_AST("( -x)< +y- -z", ( -x)< +y- -z);
CHECK_AST("( -x< +y)- -z", ( -x< +y)- -z);
CHECK_AST(" -(x)< +y- -z", -(x)< +y- -z);
CHECK_AST(" -(x< +y)- -z", -(x< +y)- -z);
CHECK_AST(" -x<( +y)- -z", -x<( +y)- -z);
CHECK_AST(" -x< +(y)- -z", -x< +(y)- -z);
CHECK_AST("( -x)< +y- not z", ( -x)< +y- not z);
CHECK_AST("( -x< +y)- not z", ( -x< +y)- not z);
CHECK_AST(" -(x)< +y- not z", -(x)< +y- not z);
CHECK_AST(" -(x< +y)- not z", -(x< +y)- not z);
CHECK_AST(" -x<( +y)- not z", -x<( +y)- not z);
CHECK_AST(" -x< +(y)- not z", -x< +(y)- not z);
CHECK_AST("( -x)< -y-z", ( -x)< -y-z);
CHECK_AST("( -x< -y)-z", ( -x< -y)-z);
CHECK_AST(" -(x)< -y-z", -(x)< -y-z);
CHECK_AST(" -(x< -y)-z", -(x< -y)-z);
CHECK_AST(" -x<( -y)-z", -x<( -y)-z);
CHECK_AST(" -x< -(y)-z", -x< -(y)-z);
CHECK_AST("( -x)< -y- +z", ( -x)< -y- +z);
CHECK_AST("( -x< -y)- +z", ( -x< -y)- +z);
CHECK_AST(" -(x)< -y- +z", -(x)< -y- +z);
CHECK_AST(" -(x< -y)- +z", -(x< -y)- +z);
CHECK_AST(" -x<( -y)- +z", -x<( -y)- +z);
CHECK_AST(" -x< -(y)- +z", -x< -(y)- +z);
CHECK_AST("( -x)< -y- -z", ( -x)< -y- -z);
CHECK_AST("( -x< -y)- -z", ( -x< -y)- -z);
CHECK_AST(" -(x)< -y- -z", -(x)< -y- -z);
CHECK_AST(" -(x< -y)- -z", -(x< -y)- -z);
CHECK_AST(" -x<( -y)- -z", -x<( -y)- -z);
CHECK_AST(" -x< -(y)- -z", -x< -(y)- -z);
CHECK_AST("( -x)< -y- not z", ( -x)< -y- not z);
CHECK_AST("( -x< -y)- not z", ( -x< -y)- not z);
CHECK_AST(" -(x)< -y- not z", -(x)< -y- not z);
CHECK_AST(" -(x< -y)- not z", -(x< -y)- not z);
CHECK_AST(" -x<( -y)- not z", -x<( -y)- not z);
CHECK_AST(" -x< -(y)- not z", -x< -(y)- not z);
CHECK_AST("( -x)< not y-z", ( -x)< not y-z);
CHECK_AST("( -x< not y)-z", ( -x< not y)-z);
CHECK_AST(" -(x)< not y-z", -(x)< not y-z);
CHECK_AST(" -(x< not y)-z", -(x< not y)-z);
CHECK_AST(" -x<( not y)-z", -x<( not y)-z);
CHECK_AST(" -x< not (y)-z", -x< not (y)-z);
CHECK_AST("( -x)< not y- +z", ( -x)< not y- +z);
CHECK_AST("( -x< not y)- +z", ( -x< not y)- +z);
CHECK_AST(" -(x)< not y- +z", -(x)< not y- +z);
CHECK_AST(" -(x< not y)- +z", -(x< not y)- +z);
CHECK_AST(" -x<( not y)- +z", -x<( not y)- +z);
CHECK_AST(" -x< not (y)- +z", -x< not (y)- +z);
CHECK_AST("( -x)< not y- -z", ( -x)< not y- -z);
CHECK_AST("( -x< not y)- -z", ( -x< not y)- -z);
CHECK_AST(" -(x)< not y- -z", -(x)< not y- -z);
CHECK_AST(" -(x< not y)- -z", -(x< not y)- -z);
CHECK_AST(" -x<( not y)- -z", -x<( not y)- -z);
CHECK_AST(" -x< not (y)- -z", -x< not (y)- -z);
CHECK_AST("( -x)< not y- not z", ( -x)< not y- not z);
CHECK_AST("( -x< not y)- not z", ( -x< not y)- not z);
CHECK_AST(" -(x)< not y- not z", -(x)< not y- not z);
CHECK_AST(" -(x< not y)- not z", -(x< not y)- not z);
CHECK_AST(" -x<( not y)- not z", -x<( not y)- not z);
CHECK_AST(" -x< not (y)- not z", -x< not (y)- not z);
CHECK_AST("( not x)<y-z", ( not x)<y-z);
CHECK_AST("( not x<y)-z", ( not x<y)-z);
CHECK_AST(" not (x)<y-z", not (x)<y-z);
CHECK_AST(" not (x<y)-z", not (x<y)-z);
CHECK_AST(" not x<(y)-z", not x<(y)-z);
CHECK_AST("( not x)<y- +z", ( not x)<y- +z);
CHECK_AST("( not x<y)- +z", ( not x<y)- +z);
CHECK_AST(" not (x)<y- +z", not (x)<y- +z);
CHECK_AST(" not (x<y)- +z", not (x<y)- +z);
CHECK_AST(" not x<(y)- +z", not x<(y)- +z);
CHECK_AST("( not x)<y- -z", ( not x)<y- -z);
CHECK_AST("( not x<y)- -z", ( not x<y)- -z);
CHECK_AST(" not (x)<y- -z", not (x)<y- -z);
CHECK_AST(" not (x<y)- -z", not (x<y)- -z);
CHECK_AST(" not x<(y)- -z", not x<(y)- -z);
CHECK_AST("( not x)<y- not z", ( not x)<y- not z);
CHECK_AST("( not x<y)- not z", ( not x<y)- not z);
CHECK_AST(" not (x)<y- not z", not (x)<y- not z);
CHECK_AST(" not (x<y)- not z", not (x<y)- not z);
CHECK_AST(" not x<(y)- not z", not x<(y)- not z);
CHECK_AST("( not x)< +y-z", ( not x)< +y-z);
CHECK_AST("( not x< +y)-z", ( not x< +y)-z);
CHECK_AST(" not (x)< +y-z", not (x)< +y-z);
CHECK_AST(" not (x< +y)-z", not (x< +y)-z);
CHECK_AST(" not x<( +y)-z", not x<( +y)-z);
CHECK_AST(" not x< +(y)-z", not x< +(y)-z);
CHECK_AST("( not x)< +y- +z", ( not x)< +y- +z);
CHECK_AST("( not x< +y)- +z", ( not x< +y)- +z);
CHECK_AST(" not (x)< +y- +z", not (x)< +y- +z);
CHECK_AST(" not (x< +y)- +z", not (x< +y)- +z);
CHECK_AST(" not x<( +y)- +z", not x<( +y)- +z);
CHECK_AST(" not x< +(y)- +z", not x< +(y)- +z);
CHECK_AST("( not x)< +y- -z", ( not x)< +y- -z);
CHECK_AST("( not x< +y)- -z", ( not x< +y)- -z);
CHECK_AST(" not (x)< +y- -z", not (x)< +y- -z);
CHECK_AST(" not (x< +y)- -z", not (x< +y)- -z);
CHECK_AST(" not x<( +y)- -z", not x<( +y)- -z);
CHECK_AST(" not x< +(y)- -z", not x< +(y)- -z);
CHECK_AST("( not x)< +y- not z", ( not x)< +y- not z);
CHECK_AST("( not x< +y)- not z", ( not x< +y)- not z);
CHECK_AST(" not (x)< +y- not z", not (x)< +y- not z);
CHECK_AST(" not (x< +y)- not z", not (x< +y)- not z);
CHECK_AST(" not x<( +y)- not z", not x<( +y)- not z);
CHECK_AST(" not x< +(y)- not z", not x< +(y)- not z);
CHECK_AST("( not x)< -y-z", ( not x)< -y-z);
CHECK_AST("( not x< -y)-z", ( not x< -y)-z);
CHECK_AST(" not (x)< -y-z", not (x)< -y-z);
CHECK_AST(" not (x< -y)-z", not (x< -y)-z);
CHECK_AST(" not x<( -y)-z", not x<( -y)-z);
CHECK_AST(" not x< -(y)-z", not x< -(y)-z);
CHECK_AST("( not x)< -y- +z", ( not x)< -y- +z);
CHECK_AST("( not x< -y)- +z", ( not x< -y)- +z);
CHECK_AST(" not (x)< -y- +z", not (x)< -y- +z);
CHECK_AST(" not (x< -y)- +z", not (x< -y)- +z);
CHECK_AST(" not x<( -y)- +z", not x<( -y)- +z);
CHECK_AST(" not x< -(y)- +z", not x< -(y)- +z);
CHECK_AST("( not x)< -y- -z", ( not x)< -y- -z);
CHECK_AST("( not x< -y)- -z", ( not x< -y)- -z);
CHECK_AST(" not (x)< -y- -z", not (x)< -y- -z);
CHECK_AST(" not (x< -y)- -z", not (x< -y)- -z);
CHECK_AST(" not x<( -y)- -z", not x<( -y)- -z);
CHECK_AST(" not x< -(y)- -z", not x< -(y)- -z);
CHECK_AST("( not x)< -y- not z", ( not x)< -y- not z);
CHECK_AST("( not x< -y)- not z", ( not x< -y)- not z);
CHECK_AST(" not (x)< -y- not z", not (x)< -y- not z);
CHECK_AST(" not (x< -y)- not z", not (x< -y)- not z);
CHECK_AST(" not x<( -y)- not z", not x<( -y)- not z);
CHECK_AST(" not x< -(y)- not z", not x< -(y)- not z);
CHECK_AST("( not x)< not y-z", ( not x)< not y-z);
CHECK_AST("( not x< not y)-z", ( not x< not y)-z);
CHECK_AST(" not (x)< not y-z", not (x)< not y-z);
CHECK_AST(" not (x< not y)-z", not (x< not y)-z);
CHECK_AST(" not x<( not y)-z", not x<( not y)-z);
CHECK_AST(" not x< not (y)-z", not x< not (y)-z);
CHECK_AST("( not x)< not y- +z", ( not x)< not y- +z);
CHECK_AST("( not x< not y)- +z", ( not x< not y)- +z);
CHECK_AST(" not (x)< not y- +z", not (x)< not y- +z);
CHECK_AST(" not (x< not y)- +z", not (x< not y)- +z);
CHECK_AST(" not x<( not y)- +z", not x<( not y)- +z);
CHECK_AST(" not x< not (y)- +z", not x< not (y)- +z);
CHECK_AST("( not x)< not y- -z", ( not x)< not y- -z);
CHECK_AST("( not x< not y)- -z", ( not x< not y)- -z);
CHECK_AST(" not (x)< not y- -z", not (x)< not y- -z);
CHECK_AST(" not (x< not y)- -z", not (x< not y)- -z);
CHECK_AST(" not x<( not y)- -z", not x<( not y)- -z);
CHECK_AST(" not x< not (y)- -z", not x< not (y)- -z);
CHECK_AST("( not x)< not y- not z", ( not x)< not y- not z);
CHECK_AST("( not x< not y)- not z", ( not x< not y)- not z);
CHECK_AST(" not (x)< not y- not z", not (x)< not y- not z);
CHECK_AST(" not (x< not y)- not z", not (x< not y)- not z);
CHECK_AST(" not x<( not y)- not z", not x<( not y)- not z);
CHECK_AST(" not x< not (y)- not z", not x< not (y)- not z);
CHECK_AST("(x)<y<z", (x)<y<z);
CHECK_AST("(x<y)<z", (x<y)<z);
CHECK_AST("x<(y)<z", x<(y)<z);
CHECK_AST("(x)<y< +z", (x)<y< +z);
CHECK_AST("(x<y)< +z", (x<y)< +z);
CHECK_AST("x<(y)< +z", x<(y)< +z);
CHECK_AST("(x)<y< -z", (x)<y< -z);
CHECK_AST("(x<y)< -z", (x<y)< -z);
CHECK_AST("x<(y)< -z", x<(y)< -z);
CHECK_AST("(x)<y< not z", (x)<y< not z);
CHECK_AST("(x<y)< not z", (x<y)< not z);
CHECK_AST("x<(y)< not z", x<(y)< not z);
CHECK_AST("(x)< +y<z", (x)< +y<z);
CHECK_AST("(x< +y)<z", (x< +y)<z);
CHECK_AST("x<( +y)<z", x<( +y)<z);
CHECK_AST("x< +(y)<z", x< +(y)<z);
CHECK_AST("(x)< +y< +z", (x)< +y< +z);
CHECK_AST("(x< +y)< +z", (x< +y)< +z);
CHECK_AST("x<( +y)< +z", x<( +y)< +z);
CHECK_AST("x< +(y)< +z", x< +(y)< +z);
CHECK_AST("(x)< +y< -z", (x)< +y< -z);
CHECK_AST("(x< +y)< -z", (x< +y)< -z);
CHECK_AST("x<( +y)< -z", x<( +y)< -z);
CHECK_AST("x< +(y)< -z", x< +(y)< -z);
CHECK_AST("(x)< +y< not z", (x)< +y< not z);
CHECK_AST("(x< +y)< not z", (x< +y)< not z);
CHECK_AST("x<( +y)< not z", x<( +y)< not z);
CHECK_AST("x< +(y)< not z", x< +(y)< not z);
CHECK_AST("(x)< -y<z", (x)< -y<z);
CHECK_AST("(x< -y)<z", (x< -y)<z);
CHECK_AST("x<( -y)<z", x<( -y)<z);
CHECK_AST("x< -(y)<z", x< -(y)<z);
CHECK_AST("(x)< -y< +z", (x)< -y< +z);
CHECK_AST("(x< -y)< +z", (x< -y)< +z);
CHECK_AST("x<( -y)< +z", x<( -y)< +z);
CHECK_AST("x< -(y)< +z", x< -(y)< +z);
CHECK_AST("(x)< -y< -z", (x)< -y< -z);
CHECK_AST("(x< -y)< -z", (x< -y)< -z);
CHECK_AST("x<( -y)< -z", x<( -y)< -z);
CHECK_AST("x< -(y)< -z", x< -(y)< -z);
CHECK_AST("(x)< -y< not z", (x)< -y< not z);
CHECK_AST("(x< -y)< not z", (x< -y)< not z);
CHECK_AST("x<( -y)< not z", x<( -y)< not z);
CHECK_AST("x< -(y)< not z", x< -(y)< not z);
CHECK_AST("(x)< not y<z", (x)< not y<z);
CHECK_AST("(x< not y)<z", (x< not y)<z);
CHECK_AST("x<( not y)<z", x<( not y)<z);
CHECK_AST("x< not (y)<z", x< not (y)<z);
CHECK_AST("(x)< not y< +z", (x)< not y< +z);
CHECK_AST("(x< not y)< +z", (x< not y)< +z);
CHECK_AST("x<( not y)< +z", x<( not y)< +z);
CHECK_AST("x< not (y)< +z", x< not (y)< +z);
CHECK_AST("(x)< not y< -z", (x)< not y< -z);
CHECK_AST("(x< not y)< -z", (x< not y)< -z);
CHECK_AST("x<( not y)< -z", x<( not y)< -z);
CHECK_AST("x< not (y)< -z", x< not (y)< -z);
CHECK_AST("(x)< not y< not z", (x)< not y< not z);
CHECK_AST("(x< not y)< not z", (x< not y)< not z);
CHECK_AST("x<( not y)< not z", x<( not y)< not z);
CHECK_AST("x< not (y)< not z", x< not (y)< not z);
CHECK_AST("( +x)<y<z", ( +x)<y<z);
CHECK_AST("( +x<y)<z", ( +x<y)<z);
CHECK_AST(" +(x)<y<z", +(x)<y<z);
CHECK_AST(" +(x<y)<z", +(x<y)<z);
CHECK_AST(" +x<(y)<z", +x<(y)<z);
CHECK_AST("( +x)<y< +z", ( +x)<y< +z);
CHECK_AST("( +x<y)< +z", ( +x<y)< +z);
CHECK_AST(" +(x)<y< +z", +(x)<y< +z);
CHECK_AST(" +(x<y)< +z", +(x<y)< +z);
CHECK_AST(" +x<(y)< +z", +x<(y)< +z);
CHECK_AST("( +x)<y< -z", ( +x)<y< -z);
CHECK_AST("( +x<y)< -z", ( +x<y)< -z);
CHECK_AST(" +(x)<y< -z", +(x)<y< -z);
CHECK_AST(" +(x<y)< -z", +(x<y)< -z);
CHECK_AST(" +x<(y)< -z", +x<(y)< -z);
CHECK_AST("( +x)<y< not z", ( +x)<y< not z);
CHECK_AST("( +x<y)< not z", ( +x<y)< not z);
CHECK_AST(" +(x)<y< not z", +(x)<y< not z);
CHECK_AST(" +(x<y)< not z", +(x<y)< not z);
CHECK_AST(" +x<(y)< not z", +x<(y)< not z);
CHECK_AST("( +x)< +y<z", ( +x)< +y<z);
CHECK_AST("( +x< +y)<z", ( +x< +y)<z);
CHECK_AST(" +(x)< +y<z", +(x)< +y<z);
CHECK_AST(" +(x< +y)<z", +(x< +y)<z);
CHECK_AST(" +x<( +y)<z", +x<( +y)<z);
CHECK_AST(" +x< +(y)<z", +x< +(y)<z);
CHECK_AST("( +x)< +y< +z", ( +x)< +y< +z);
CHECK_AST("( +x< +y)< +z", ( +x< +y)< +z);
CHECK_AST(" +(x)< +y< +z", +(x)< +y< +z);
CHECK_AST(" +(x< +y)< +z", +(x< +y)< +z);
CHECK_AST(" +x<( +y)< +z", +x<( +y)< +z);
CHECK_AST(" +x< +(y)< +z", +x< +(y)< +z);
CHECK_AST("( +x)< +y< -z", ( +x)< +y< -z);
CHECK_AST("( +x< +y)< -z", ( +x< +y)< -z);
CHECK_AST(" +(x)< +y< -z", +(x)< +y< -z);
CHECK_AST(" +(x< +y)< -z", +(x< +y)< -z);
CHECK_AST(" +x<( +y)< -z", +x<( +y)< -z);
CHECK_AST(" +x< +(y)< -z", +x< +(y)< -z);
CHECK_AST("( +x)< +y< not z", ( +x)< +y< not z);
CHECK_AST("( +x< +y)< not z", ( +x< +y)< not z);
CHECK_AST(" +(x)< +y< not z", +(x)< +y< not z);
CHECK_AST(" +(x< +y)< not z", +(x< +y)< not z);
CHECK_AST(" +x<( +y)< not z", +x<( +y)< not z);
CHECK_AST(" +x< +(y)< not z", +x< +(y)< not z);
CHECK_AST("( +x)< -y<z", ( +x)< -y<z);