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Fix compilation with clang 13 #783

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Jan 9, 2022
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Fix compilation with clang 13 #783

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7 changes: 7 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,13 @@ if(CMAKE_C_COMPILER_ID MATCHES "Clang")
-Wno-sign-conversion
-Wno-error=c11-extensions
)
# Some headers such as glib-2.0 use identifier names that start with '_' followed by a capital letter.
# The C standard reserves names beginning with an underscore and various other combinations.
# ISO/IEC 9899:1999 (aka C99 standard) 7.1.3 Reserved identifiers
check_c_compiler_flag(-Wreserved-identifier HAVE_RESERVED_IDENTIFIER_WARNING)
if(HAVE_RESERVED_IDENTIFIER_WARNING)
add_definitions(-Wno-reserved-identifier)
endif()
# The detection of cross compilation by -Wpoison-system-directories has false positives on macOS because
# --sysroot is implicitly added. Turn the warning off.
if(NOT DEFINED HAVE_POISON_SYSTEM_DIRECTORIES_WARNING)
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