diff options
author | Guy Harris <guy@alum.mit.edu> | 2018-05-18 14:41:26 -0700 |
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committer | Guy Harris <guy@alum.mit.edu> | 2018-05-18 22:31:05 +0000 |
commit | b1de8c87a12ea431e45e86dea85546948937e21e (patch) | |
tree | b4ade80a03f7d39a774bc04756f272c5f18e23ec /ws_diag_control.h | |
parent | 1a4f65c4a31d7366f2e4d3fee62bf05105fd0ebf (diff) |
Older versions of Clang don't understand -Wpedantic.
Define DIAG_OFF_PEDANTIC and DIAG_ON_PEDANTIC, and have it do nothing on
Clang prior to 4.0.
Change-Id: Ic6b2e607659db66f3210401024bf3f2239665506
Reviewed-on: https://code.wireshark.org/review/27649
Petri-Dish: Guy Harris <guy@alum.mit.edu>
Reviewed-by: Peter Wu <peter@lekensteyn.nl>
Tested-by: Petri Dish Buildbot
Reviewed-by: Guy Harris <guy@alum.mit.edu>
Diffstat (limited to 'ws_diag_control.h')
-rw-r--r-- | ws_diag_control.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/ws_diag_control.h b/ws_diag_control.h index 40b9831e43..b865b8c186 100644 --- a/ws_diag_control.h +++ b/ws_diag_control.h @@ -48,6 +48,18 @@ extern "C" { #define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x)) #define DIAG_ON(x) DIAG_PRAGMA(pop) #endif + + /* + * Not all versions of Clang understand -Wpedantic. Clang 4.0 appears + * to be the first version to do so. + */ + #if WS_IS_AT_LEAST_CLANG_VERSION(4,0) + #define DIAG_OFF_PEDANTIC DIAG_OFF(pedantic) + #define DIAG_ON_PEDANTIC DIAG_ON(pedantic) + #else + #define DIAG_OFF_PEDANTIC + #define DIAG_ON_PEDANTIC + #endif #elif defined(__GNUC__) /* * GCC, or a compiler (other than Clang) that claims to be GCC. @@ -65,6 +77,15 @@ extern "C" { #define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(GCC diagnostic x) #define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x)) #define DIAG_ON(x) DIAG_PRAGMA(pop) + + /* + * We assume GCC 4.8 and later understand -Wpedantic. + */ + #define DIAG_OFF_PEDANTIC DIAG_OFF(pedantic) + #define DIAG_ON_PEDANTIC DIAG_ON(pedantic) + #else + #define DIAG_OFF_PEDANTIC + #define DIAG_ON_PEDANTIC #endif #endif @@ -79,6 +100,8 @@ extern "C" { */ #define DIAG_OFF(x) #define DIAG_ON(x) + #define DIAG_OFF_PEDANTIC + #define DIAG_ON_PEDANTIC #endif /* Use for clang specific pragmas, so we can keep -Wpragmas enabled */ |