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glr2.cc: example: style changes

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* examples/c++/glr/c++-types.yy: We need C++ 11 (we use shared_ptr).
This commit is contained in:
Akim Demaille
2021-01-10 07:50:07 +01:00
parent 3a98be5284
commit 47612d987b
1 changed files with 4 additions and 9 deletions
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13
examples/c++/glr/c++-types.yy
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@@ -26,7 +26,7 @@
%locations %locations
%debug %debug
/* Nice error messages with details. */ // Nice error messages with details.
%define parse.error detailed %define parse.error detailed
%code requires %code requires
@@ -43,10 +43,6 @@
#include <fstream> #include <fstream>
#include <cstring> #include <cstring>
#if __cplusplus < 201103L
# define nullptr 0
#endif
static Node static Node
stmtMerge (const Node& x0, const Node& x1); stmtMerge (const Node& x0, const Node& x1);
@@ -97,7 +93,7 @@ declarator
%% %%
std::istream* input = nullptr; std::istream* input = nullptr;
/* A C error reporting function. */ // An error reporting function.
void void
yy::parser::error (const location_type& l, const std::string& m) yy::parser::error (const location_type& l, const std::string& m)
{ {
@@ -110,11 +106,10 @@ yylex (yy::parser::value_type* lvalp, yy::parser::location_type* llocp)
static int lineNum = 1; static int lineNum = 1;
static int colNum = 0; static int colNum = 0;
while (1) while (true)
{ {
assert (!input->eof ()); assert (!input->eof ());
int c = input->get (); switch (int c = input->get ())
switch (c)
{ {
case EOF: case EOF:
return 0; return 0;