public boolean isInLocalVarStorageArea(long offset) {
		boolean paramsHavePositiveOffset = diea.getProgram().stackGrowsNegative();
		return (paramsHavePositiveOffset && offset < 0) ||
			(!paramsHavePositiveOffset && offset >= 0);
	}
Returns true if the specified stack offset is within the function's local variable
storage area.

@param offset stack offset to test
@return true if stack offset is within this function's local variable area
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFFunction.java