[Webkit-unassigned] [Bug 151553] New: [WTF][EFL] Fix signed overflow build break with gcc >= 5.1

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Sun Nov 22 12:12:54 PST 2015


            Bug ID: 151553
           Summary: [WTF][EFL] Fix signed overflow build break with gcc >=
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Template Framework
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jh718.park at samsung.com

When building with gcc >= 5.1, signed overflow warning occurs as below.

../../Source/WTF/wtf/dtoa/bignum.cc: In member function ‘void WTF::double_conversion::Bignum::AssignDecimalString(WTF::double_conversion::BufferReference<const char>)’:
../../Source/WTF/wtf/dtoa/bignum.cc:105:10: error: assuming signed overflow does not occur when assuming that (X + c) < X is always false [-Werror=strict-overflow]
     void Bignum::AssignDecimalString(BufferReference<const char> value) {
cc1plus: all warnings being treated as errors

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