[Webkit-unassigned] [Bug 191416] New: [Win] UDis86Disassembler.cpp: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned long long')

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=191416

            Bug ID: 191416
           Summary: [Win] UDis86Disassembler.cpp: warning: format
                    specifies type 'unsigned long' but the argument has
                    type 'uintptr_t' (aka 'unsigned long long')
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Hironori.Fujii at sony.com

[Win] UDis86Disassembler.cpp: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned long long')

MSVC reports following compilation warning:

> c:\webkit\ga\source\javascriptcore\disassembler\udis86disassembler.cpp(52): warning C4477: 'snprintf' : format string '%lx' requires an argument of type 'unsigned long', but variadic argument 1 has type 'uintptr_t' (compiling source file C:\webkit\ga\WebKitBuild\Debug\DerivedSources\JavaScriptCore\unified-sources\UnifiedSource55.cpp)
> c:\webkit\ga\source\javascriptcore\disassembler\udis86disassembler.cpp(52): note: consider using '%llx' in the format string (compiling source file C:\webkit\ga\WebKitBuild\Debug\DerivedSources\JavaScriptCore\unified-sources\UnifiedSource55.cpp)
> c:\webkit\ga\source\javascriptcore\disassembler\udis86disassembler.cpp(52): note: consider using '%Ix' in the format string (compiling source file C:\webkit\ga\WebKitBuild\Debug\DerivedSources\JavaScriptCore\unified-sources\UnifiedSource55.cpp)
> c:\webkit\ga\source\javascriptcore\disassembler\udis86disassembler.cpp(52): note: consider using '%I64x' in the format string (compiling source file C:\webkit\ga\WebKitBuild\Debug\DerivedSources\JavaScriptCore\unified-sources\UnifiedSource55.cpp)

Clang-cl reports following compilation warning:

> In file included from DerivedSources\JavaScriptCore\unified-sources\UnifiedSource55.cpp:4:
> ..\..\Source\JavaScriptCore\disassembler/UDis86Disassembler.cpp(52,55):  warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned long long') [-Wformat]
>         snprintf(pcString, sizeof(pcString), "0x%lx", static_cast<uintptr_t>(currentPC));
>                                                 ~~~   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>                                                 %llx
> 1 warning generated.

This code has been introduced in Bug 190273.

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