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Fixed GCC mem-access warnings (#2565)
+ using "if defined" more consistently for Clang.
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@ -995,7 +995,7 @@ CODE
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#endif
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// Clang/GCC warnings with -Weverything
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic ignored "-Wunknown-pragmas" // warning : unknown warning group '-Wformat-pedantic *' // not all warnings are known by all clang versions.. so ignoring warnings triggers new warnings on some configuration. great!
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#pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse.
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#pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants (typically 0.0f) is ok.
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@ -63,7 +63,7 @@ Index of this file:
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#ifdef _MSC_VER
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#pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen
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#endif
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse.
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#pragma clang diagnostic ignored "-Wdeprecated-declarations" // warning : 'xx' is deprecated: The POSIX name for this item.. // for strdup used in demo code (so user can copy & paste the code)
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#pragma clang diagnostic ignored "-Wint-to-void-pointer-cast" // warning : cast to 'void *' from smaller integer type 'int'
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@ -52,7 +52,7 @@ Index of this file:
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#endif
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// Clang/GCC warnings with -Weverything
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse.
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#pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants ok.
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#pragma clang diagnostic ignored "-Wglobal-constructors" // warning : declaration requires a global destructor // similar to above, not sure what the exact difference is.
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@ -100,7 +100,7 @@ namespace IMGUI_STB_NAMESPACE
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#pragma warning (disable: 4456) // declaration of 'xx' hides previous local declaration
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#endif
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunused-function"
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#pragma clang diagnostic ignored "-Wmissing-prototypes"
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@ -108,7 +108,7 @@ namespace IMGUI_STB_NAMESPACE
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#pragma clang diagnostic ignored "-Wcast-qual" // warning : cast from 'const xxxx *' to 'xxx *' drops const qualifier //
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#endif
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#ifdef __GNUC__
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#if defined(__GNUC__)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wtype-limits" // warning: comparison is always true due to limited range of data type [-Wtype-limits]
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#pragma GCC diagnostic ignored "-Wcast-qual" // warning: cast from type 'const xxxx *' to type 'xxxx *' casts away qualifiers
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@ -151,15 +151,15 @@ namespace IMGUI_STB_NAMESPACE
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#endif
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#endif
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#ifdef __GNUC__
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#if defined(__GNUC__)
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#pragma GCC diagnostic pop
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#endif
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic pop
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#endif
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#ifdef _MSC_VER
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#if defined(_MSC_VER)
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#pragma warning (pop)
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#endif
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@ -36,15 +36,17 @@ Index of this file:
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#include <math.h> // sqrtf, fabsf, fmodf, powf, floorf, ceilf, cosf, sinf
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#include <limits.h> // INT_MIN, INT_MAX
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// Visual Studio warnings
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#ifdef _MSC_VER
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#pragma warning (push)
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#pragma warning (disable: 4251) // class 'xxx' needs to have dll-interface to be used by clients of struct 'xxx' // when IMGUI_API is set to__declspec(dllexport)
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#endif
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#ifdef __clang__
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// Clang/GCC warnings with -Weverything
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunused-function" // for stb_textedit.h
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#pragma clang diagnostic ignored "-Wmissing-prototypes" // for stb_textedit.h
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#pragma clang diagnostic ignored "-Wunused-function" // for stb_textedit.h
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#pragma clang diagnostic ignored "-Wmissing-prototypes" // for stb_textedit.h
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#pragma clang diagnostic ignored "-Wold-style-cast"
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#if __has_warning("-Wzero-as-null-pointer-constant")
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#pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"
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@ -52,6 +54,11 @@ Index of this file:
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#if __has_warning("-Wdouble-promotion")
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#pragma clang diagnostic ignored "-Wdouble-promotion"
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#endif
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#elif defined(__GNUC__)
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#pragma GCC diagnostic push
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#if __GNUC__ >= 8
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#pragma GCC diagnostic ignored "-Wclass-memaccess" // warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no trivial copy-assignment; use assignment or value-initialization instead
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#endif
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#endif
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//-----------------------------------------------------------------------------
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@ -1645,8 +1652,10 @@ extern void ImGuiTestEngineHook_ItemInfo(ImGuiContext* ctx, ImGu
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#define IMGUI_TEST_ENGINE_ITEM_INFO(_ID, _LABEL, _FLAGS) do { } while (0)
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#endif
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic pop
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#elif defined(__GNUC__)
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#pragma GCC diagnostic pop
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#endif
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#ifdef _MSC_VER
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@ -51,7 +51,7 @@ Index of this file:
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#endif
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// Clang/GCC warnings with -Weverything
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#ifdef __clang__
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#if defined(__clang__)
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#pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse.
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#pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants (typically 0.0f) is ok.
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#pragma clang diagnostic ignored "-Wformat-nonliteral" // warning : format string is not a string literal // passing non-literal to vsnformat(). yes, user passing incorrect format strings can crash the code.
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