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build: use -fparse-all-comments with -Wdocumentation

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Clang checks only /** ... */ comments without this flag.

* configure.ac (warn_common): Also check -fparse-all-comments.
This commit is contained in:
Akim Demaille
2018-09-09 17:19:08 +02:00
parent ed2c9a69d3
commit 493182f70e
2 changed files with 3 additions and 2 deletions
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3
configure.ac
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@@ -84,7 +84,8 @@ AC_ARG_ENABLE([gcc-warnings],
[enable_gcc_warnings=no])
AM_CONDITIONAL([ENABLE_GCC_WARNINGS], [test "$enable_gcc_warnings" = yes])
if test "$enable_gcc_warnings" = yes; then
warn_common='-Wall -Wextra -Wno-sign-compare -Wcast-align -Wdocumentation
warn_common='-Wall -Wextra -Wno-sign-compare -Wcast-align
-fparse-all-comments -Wdocumentation
-Wformat -Wnull-dereference -Wpointer-arith -Wwrite-strings'
warn_c='-Wbad-function-cast -Wshadow -Wstrict-prototypes'
warn_cxx='-Wnoexcept'