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c++: variants: minor simplification

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Do as Valentin Tolmer did in glr2.cc.

* data/skeletons/variant.hh: The union does not need to be named.
This commit is contained in:
Akim Demaille
2020-09-13 13:47:25 +02:00
parent 5c37f5994d
commit c654eb481c
1 changed files with 6 additions and 6 deletions
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12
data/skeletons/variant.hh
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@@ -102,7 +102,7 @@ m4_define([b4_value_type_declare],
/// Empty construction. /// Empty construction.
semantic_type () YY_NOEXCEPT semantic_type () YY_NOEXCEPT
: yybuffer_ ()]b4_parse_assert_if([ : yyraw_ ()]b4_parse_assert_if([
, yytypeid_ (YY_NULLPTR)])[ , yytypeid_ (YY_NULLPTR)])[
{} {}
@@ -277,7 +277,7 @@ m4_define([b4_value_type_declare],
T* T*
yyas_ () YY_NOEXCEPT yyas_ () YY_NOEXCEPT
{ {
void *yyp = yybuffer_.yyraw; void *yyp = yyraw_;
return static_cast<T*> (yyp); return static_cast<T*> (yyp);
} }
@@ -286,7 +286,7 @@ m4_define([b4_value_type_declare],
const T* const T*
yyas_ () const YY_NOEXCEPT yyas_ () const YY_NOEXCEPT
{ {
const void *yyp = yybuffer_.yyraw; const void *yyp = yyraw_;
return static_cast<const T*> (yyp); return static_cast<const T*> (yyp);
} }
@@ -301,10 +301,10 @@ m4_define([b4_value_type_declare],
union union
{ {
/// Strongest alignment constraints. /// Strongest alignment constraints.
long double yyalign_me; long double yyalign_me_;
/// A buffer large enough to store any of the semantic values. /// A buffer large enough to store any of the semantic values.
char yyraw[size]; char yyraw_[size];
} yybuffer_;]b4_parse_assert_if([ };]b4_parse_assert_if([
/// Whether the content is built: if defined, the name of the stored type. /// Whether the content is built: if defined, the name of the stored type.
const std::type_info *yytypeid_;])[ const std::type_info *yytypeid_;])[