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Suppress -Wuseless-cast Warning

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Fixes #2520.
This commit is contained in:
Björn Schäpers 2022-09-14 10:25:37 +02:00 committed by Martin Hořeňovský
parent d6bbd3fdef
commit 0de60d8e7e
2 changed files with 18 additions and 0 deletions
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6
src/catch2/internal/catch_compiler_capabilities.hpp
View File

@ -53,6 +53,9 @@
# define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \ # define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
_Pragma( "GCC diagnostic ignored \"-Wunused-variable\"" ) _Pragma( "GCC diagnostic ignored \"-Wunused-variable\"" )
# define CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS \
_Pragma( "GCC diagnostic ignored \"-Wuseless-cast\"" )
# define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__) # define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)
#endif #endif
@ -335,6 +338,9 @@
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS) #if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS # define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS
#endif #endif
#if !defined(CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS) #if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
# define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS # define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#endif #endif

12
src/catch2/internal/catch_test_macro_impl.hpp
View File

@ -76,7 +76,10 @@
do { \ do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \ Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
try { \ try { \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS \
static_cast<void>(__VA_ARGS__); \ static_cast<void>(__VA_ARGS__); \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
catchAssertionHandler.handleExceptionNotThrownAsExpected(); \ catchAssertionHandler.handleExceptionNotThrownAsExpected(); \
} \ } \
catch( ... ) { \ catch( ... ) { \
@ -91,7 +94,10 @@
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \ Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \
if( catchAssertionHandler.allowThrows() ) \ if( catchAssertionHandler.allowThrows() ) \
try { \ try { \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS \
static_cast<void>(__VA_ARGS__); \ static_cast<void>(__VA_ARGS__); \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \ catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \ } \
catch( ... ) { \ catch( ... ) { \
@ -108,7 +114,10 @@
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \ Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \
if( catchAssertionHandler.allowThrows() ) \ if( catchAssertionHandler.allowThrows() ) \
try { \ try { \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS \
static_cast<void>(expr); \ static_cast<void>(expr); \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \ catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \ } \
catch( exceptionType const& ) { \ catch( exceptionType const& ) { \
@ -131,7 +140,10 @@
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \ Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
if( catchAssertionHandler.allowThrows() ) \ if( catchAssertionHandler.allowThrows() ) \
try { \ try { \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_USELESS_CAST_WARNINGS \
static_cast<void>(__VA_ARGS__); \ static_cast<void>(__VA_ARGS__); \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \ catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
} \ } \
catch( ... ) { \ catch( ... ) { \