[Webkit-unassigned] [Bug 177210] New: WebAssembly: use trap to detect invalid index in call_indirect

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=177210

            Bug ID: 177210
           Summary: WebAssembly: use trap to detect invalid index in
                    call_indirect
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebAssembly
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jfbastien at apple.com
                CC: fpizlo at apple.com, jfbastien at apple.com,
                    keith_miller at apple.com, mark.lam at apple.com,
                    msaboff at apple.com, rmorisset at apple.com,
                    sbarati at apple.com

Signature::invalidIndex is zero, so if we have trap handlers B3IRGenerator::addCallIndirect doesn't need to do an explicit check.

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