Function isLLVMObjdump

internal/binutils/binutils.go:209–236

isLLVMObjdump accepts a string with path to an objdump binary, and returns a boolean indicating if the given binary is an LLVM objdump binary of an acceptable version.

(output string)

// and returns a boolean indicating if the given binary is an LLVM
// objdump binary of an acceptable version.
func isLLVMObjdump(output string) bool {
	fields := objdumpLLVMVerRE.FindStringSubmatch(output)
	if len(fields) != 5 {
		return false
	}
	if fields[4] == "trunk" {
		return true
	}
	verMajor, err := strconv.Atoi(fields[1])
	if err != nil {
		return false
	}
	verPatch, err := strconv.Atoi(fields[3])
	if err != nil {
		return false
	}
	if runtime.GOOS == "linux" && verMajor >= 8 {
		// Ensure LLVM objdump is at least version 8.0 on Linux.
		// Some flags, like --demangle, and double dashes for options are
		// not supported by previous versions.
		return true
	}
	if runtime.GOOS == "darwin" {
		// Ensure LLVM objdump is at least version 10.0.1 on MacOS.
		return verMajor > 10 || (verMajor == 10 && verPatch >= 1)
	}
	return false
}

// isBuObjdump accepts a string with path to an objdump binary,
// and returns a boolean indicating if the given binary is a GNU