BUILD: Disable -Wtautological-unsigned-enum-zero-compare

Whether an enum is signed or unsigned is implementation defined, so this warning doesn't make any sense for us.
xoreos · Aug 26, 2020 · b25ae17 · b25ae17
1 parent 07fa32d
commit b25ae17
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diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -111,6 +111,9 @@ if (NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
 
   # Disable warnings about unused static const variables
   set_check_compiler_flag_cxx("-Wunused-const-variable" "-Wno-unused-const-variable")
+
+  # Disable warnings about >= 0 comparisons on enums
+  set_check_compiler_flag_cxx("-Wtautological-unsigned-enum-zero-compare" "-Wno-tautological-unsigned-enum-zero-compare")
 endif()
 
 # platform specific warning settings

diff --git a/configure.ac b/configure.ac
@@ -143,6 +143,9 @@ AX_CHECK_COMPILER_FLAGS_VAR([C++], [WARN], [-Winconsistent-missing-override], [-
 dnl Disable warnings about unused static const variables
 AX_CHECK_COMPILER_FLAGS_VAR([C++], [WARN], [-Wunused-const-variable], [-Wno-unused-const-variable])
 
+dnl Disable warnings about >= 0 comparisons on enums
+AX_CHECK_COMPILER_FLAGS_VAR([C++], [WARN], [-Wtautological-unsigned-enum-zero-compare], [-Wno-tautological-unsigned-enum-zero-compare])
+
 AC_SUBST(WARN)
 
 dnl C++ dialect