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c++: avoid warnings about extraneous semi-colons

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Reported by Derek Clegg.
http://lists.gnu.org/archive/html/bug-bison/2019-01/msg00005.html

* configure.ac (warn_cxx): Add -Wextra-semi.
* data/skeletons/c++.m4: Remove extraneous semi-colon.
This commit is contained in:
Akim Demaille
2019-01-14 08:40:06 +01:00
parent 38b17c36da
commit 3551d51dd9
2 changed files with 2 additions and 2 deletions
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2
configure.ac
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@@ -98,7 +98,7 @@ if test "$enable_gcc_warnings" = yes; then
-fparse-all-comments -Wdocumentation -fparse-all-comments -Wdocumentation
-Wformat -Wnull-dereference -Wpointer-arith -Wshadow -Wwrite-strings' -Wformat -Wnull-dereference -Wpointer-arith -Wshadow -Wwrite-strings'
warn_c='-Wbad-function-cast -Wstrict-prototypes' warn_c='-Wbad-function-cast -Wstrict-prototypes'
warn_cxx='-Wnoexcept' warn_cxx='-Wextra-semi -Wnoexcept'
# Warnings for the test suite only. # Warnings for the test suite only.
# #
# -fno-color-diagnostics: Clang's use of colors in the error # -fno-color-diagnostics: Clang's use of colors in the error

2
data/skeletons/c++.m4
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@@ -352,7 +352,7 @@ m4_define([b4_symbol_type_define],
typedef basic_symbol<by_type> super_type; typedef basic_symbol<by_type> super_type;
/// Empty symbol. /// Empty symbol.
symbol_type () {}; symbol_type () {}
/// Constructor for valueless symbols, and symbols from each type. /// Constructor for valueless symbols, and symbols from each type.
]b4_type_foreach([_b4_token_constructor_define])dnl ]b4_type_foreach([_b4_token_constructor_define])dnl