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c++: do not exhibit private macros

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* examples/variant-11.yy: here.
This commit is contained in:
Akim Demaille
2018-10-18 17:37:18 +02:00
parent ace93397c1
commit 602f8e2a77
2 changed files with 8 additions and 3 deletions
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4
examples/variant-11.yy
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@@ -125,7 +125,7 @@ namespace yy
yylex ()
{
static auto count = 0u;
auto stage = count;
const auto stage = count;
++count;
auto loc = parser::location_type{nullptr, stage + 1, stage + 1};
if (stage == 0)
@@ -150,7 +150,7 @@ int
main (int argc, const char *argv[])
{
if (2 <= argc && isdigit (*argv[1]))
max = strtol (argv[1], YY_NULLPTR, 10);
max = strtol (argv[1], nullptr, 10);
auto&& p = yy::parser{};
p.set_debug_level (!!getenv ("YYDEBUG"));
return p.parse ();

7
examples/variant.yy
View File

@@ -97,6 +97,11 @@ item:
namespace yy
{
// Use nullptr with pre-C++11.
#if defined __cplusplus && __cplusplus < 201103L
# define nullptr 0
#endif
// The yylex function providing subsequent tokens:
// TEXT "I have three numbers for you."
// NUMBER 1
@@ -111,7 +116,7 @@ namespace yy
{
static int stage = -1;
++stage;
parser::location_type loc (YY_NULLPTR, stage + 1, stage + 1);
parser::location_type loc (nullptr, stage + 1, stage + 1);
switch (stage)
{
case 0: